English Vocabulary in Use · English Tutorial Lesson No.0009 · English Tutorial Lesson No.0020
SETC-ETL-0026
Looking up a word is easy. Choosing the right meaning, form, collocation and register is the real skill.
Students often treat dictionaries and thesauruses as answer machines. A word is unfamiliar, so they copy the first definition. A sentence sounds plain, so they replace one word with a more impressive synonym. The result may be grammatically possible and semantically wrong.
This tutorial develops lexical reference skills from Primary through Secondary and JC. It sits beneath SETC’s vocabulary owner and morphology tutorial. Its job is to teach the learner how to interrogate a reference source, compare definitions, read example sentences, notice usage labels, verify collocations and decide whether a suggested word actually fits the intended meaning.
A dictionary entry contains several kinds of information
A strong learner dictionary may show pronunciation, part of speech, multiple senses, grammatical patterns, usage labels, example sentences, collocations, word families and idioms.
Teach students to read the entire relevant sense rather than stopping at the first familiar synonym.
The first definition is not always the right one
Common words are polysemous. Issue can mean a topic, a problem, an edition, the act of supplying something and more. The sentence decides which sense fits.
Ask: Which part of speech is needed? Which definition matches the surrounding grammar and context? Which definitions can be ruled out?
Part of speech narrows the search
A learner may look up record and choose the noun sense when the sentence requires the verb. Pronunciation may even change with grammatical role.
Teach students to identify the word’s job in the sentence before choosing a dictionary sense.
Example sentences are evidence
A definition tells what a word means broadly. Examples show how it behaves. Look at surrounding prepositions, objects, subjects, register and sentence pattern.
If a learner wants to use recommend, examples can reveal patterns such as recommending something, recommending that someone do something or recommending doing something, depending on variety and construction.
Collocation prevents unnatural synonym replacement
Two words can share meaning and still prefer different partners. English speakers generally say strong evidence, heavy rain, make a decision and raise a concern.
Cambridge Dictionary defines collocation as words used together regularly. Learners should therefore ask not only “What does this word mean?” but “What words normally occur with it?”
Use the dictionary to test collocation
When unsure, search the word with its likely partner. Compare authentic examples across reliable reference sources. If the combination appears rarely or only in unusual contexts, reconsider.
Lexical judgement depends on probability and usage, not only logical possibility.
A thesaurus provides options, not replacements
Thesaurus entries often group words that overlap in one sense. They are rarely interchangeable in every context.
For walk, alternatives such as stroll, march, pace, trudge and stride encode manner, speed, mood or intention. Replacing walk without checking those dimensions changes the meaning.
Use a three-step thesaurus routine
- Find possible alternatives.
- Open the dictionary entry for each candidate.
- Check meaning, register, grammar and collocation in the actual sentence.
The thesaurus widens choice. The dictionary narrows it responsibly.
Register labels matter
Dictionary labels such as formal, informal, literary, old-fashioned, offensive, technical or humorous can prevent serious mistakes.
A word may be semantically accurate but socially wrong for the task. Connect reference skills with English Tutorial Lesson No.0020.
Regional labels matter too
British, American and other varieties may prefer different spellings, pronunciations or expressions. Follow the convention required by the learner’s school, publication or audience where one is specified.
Variation is normal; inconsistency within one formal piece may still need correction.
Pronunciation guides should be used actively
Listen to the pronunciation where audio is available. Notice stress and any variation. Then say the word inside a sentence.
Looking at phonetic transcription can become useful for older learners, but it should support real listening and speaking rather than become a separate code learned for its own sake.
Word stress can change across a family
PHOtograph, phoTOGraphy and photoGRAphic show why checking pronunciation across forms matters. A learner who knows the written family may still need spoken-form practice.
Word families extend one lookup
When a useful academic word appears, inspect related forms: verb, noun, adjective and adverb. Analyse, analysis, analytical, analytically.
Then ask what grammatical changes each form requires in a sentence.
Morphology can reduce dictionary dependence
Before looking up an unfamiliar word, analyse prefixes, suffixes and roots. Predict a meaning. Then use the dictionary to verify.
This makes lookup a check on reasoning rather than the first response to every unknown word.
Usage notes explain difficult distinctions
Good learner dictionaries often include notes comparing easily confused words, grammar patterns or pragmatics.
Teach students to use these notes for pairs such as say/tell, borrow/lend, economic/economical or affect/effect.
Definitions themselves need reading skills
A dictionary definition can contain unfamiliar words or compressed syntax. Teach learners to read definitions as a genre: headword, part of speech, sense, labels, examples.
For younger learners, choose age-appropriate dictionaries with accessible wording.
Do not copy definitions blindly
After reading the definition, close it and explain the meaning in ordinary language. Then give an example and non-example.
This tests whether the lookup created understanding.
Bilingual dictionaries are bridges
A bilingual dictionary can establish meaning quickly for multilingual learners, but one translated word may hide differences in register, collocation or multiple senses.
For important vocabulary, verify with an English learner dictionary and authentic examples afterward.
Picture dictionaries support early vocabulary
For concrete words, image-supported reference tools can make meaning accessible. But the learner should still hear and use the word in language.
A picture identifies an object; it does not teach every grammatical or semantic property of the word.
Primary 1–2: reference skills begin with alphabetical navigation
Teach alphabet order, guide words and simple entries. Ask learners to locate a word, read one clear meaning and use it in a sentence.
At this stage, the reference task should remain short enough that lookup does not interrupt reading for too long.
Primary 3–4: multiple meanings enter
Give a familiar polysemous word and several sentences. Students choose the correct dictionary sense for each.
Introduce simple synonym comparison and common collocations.
Primary 5–6: dictionaries become writing tools
Students can check spelling, word families, collocation, part of speech and register. Teach them to verify a thesaurus replacement before using it in composition.
Reference use should improve precision rather than simply increase word difficulty.
Secondary 1–2: lexical judgement becomes explicit
Students encounter denser academic vocabulary and subtler tone. Ask them to compare several candidate words and justify the best choice using definition, collocation and register.
Use sentence-level contrasts rather than isolated lists.
Secondary 3–4: timed conditions require selective lookup during practice
Examinations may not allow dictionaries, so training should gradually move important vocabulary into memory. Use reference tools during learning, then practise unaided retrieval.
The dictionary is scaffolding, not a permanent substitute for lexical knowledge.
JC: lexical precision supports argument
Advanced students should distinguish concepts such as effective, efficient, equitable, legitimate, feasible and sustainable. Reference work should include conceptual boundaries and common academic collocations.
A one-word difference can change an argument’s criterion.
Use dictionaries for reading as well as writing
During reading, not every unknown word deserves lookup. Ask whether the word blocks meaning, recurs or is central to the topic.
Strategic lookup protects flow.
Use dictionaries after inference
When context provides useful clues, predict the meaning first. Then verify. This preserves context-inference practice while preventing incorrect guesses from fossilising.
Use references to distinguish denotation and connotation
Words may share core meaning but differ in attitude. Confident and arrogant both relate to self-assurance but create different evaluations.
Examples and usage notes can expose those connotations.
Use references to check countability
Learners may know a noun’s meaning but not whether English commonly treats it as countable, uncountable or both in different senses.
Dictionary grammar labels can prevent errors such as inappropriate plurals or articles.
Use references to check prepositions
Many errors are not about word meaning but grammatical pattern: responsible for, interested in, depend on.
Store these combinations as chunks.
Use references to check verb patterns
Some verbs take an infinitive, gerund, object plus infinitive or that-clause. Example sentences reveal the pattern more reliably than guessing from meaning alone.
Use corpus-informed examples when available
Modern learner dictionaries often draw on large collections of real language. That means example frequency and collocation information can reflect actual usage patterns.
Students do not need to become corpus linguists to benefit from this. They need to learn that repeated authentic combinations are evidence about natural usage.
Frequency information can guide priorities
A rare literary synonym may not deserve the same study time as a high-frequency academic word. When reference tools provide frequency or level information, use it as one factor in deciding what to learn deeply.
Do not confuse common with simple
High-frequency words often carry many meanings and idioms. Set, run, take and get are common and lexically complex.
Advanced learners still benefit from studying common words more deeply.
Idioms require phrase-level lookup
Looking up each word separately may not explain take something for granted or draw the line. Search the whole phrase.
Then check register and whether the expression is appropriate for the task.
Phrasal verbs need context
Take off, take on, take over and take up show why particle combinations need their own entries and examples.
Teach them as lexical units.
Reference tools can support editing
If a sentence “sounds wrong”, identify the suspicious word and check its grammatical pattern or collocation rather than rewriting randomly.
This makes editing evidence-based.
Do not use thesaurus mode as a style generator
Replacing every repeated word can destroy coherence and precision. Key terms often need deliberate repetition.
Use a synonym only when it improves meaning, register or rhythm.
Do not look up every word during first drafting
Constant lookup can destroy composition flow. Mark uncertain words and continue where possible. Verify during revision.
Separate generation from lexical polishing.
Digital definitions can be too convenient
A pop-up definition reduces friction but can encourage shallow reading. For important words, require one active step: say the word, identify the relevant sense, record a collocation or use it in a sentence.
AI-generated word advice still needs verification
When a digital assistant suggests a synonym, definition or phrase, verify important language against a reliable dictionary or usage reference. Generated advice can be plausible and still be wrong in nuance or collocation.
The learner remains responsible for lexical judgement.
Build a reference hierarchy
For ordinary language questions, start with a reputable learner dictionary. Use a thesaurus to explore alternatives. Check collocation and examples. Use specialist dictionaries for technical fields where necessary.
A random search result should not outrank a purpose-built reference without a reason.
Three learners, three reference failures
Maren looks up every unfamiliar word and loses reading flow. Iona uses a thesaurus aggressively and chooses unnatural synonyms. Leonie selects accurate words but ignores register labels and sounds too casual in formal writing.
Maren adopts a lookup threshold. Iona verifies candidates in dictionary examples and collocations. Leonie checks register before finalising key lexical choices.
A 60-minute lexical-reference tutorial
- 10 minutes: infer several unfamiliar words from context.
- 10 minutes: verify senses in a learner dictionary.
- 10 minutes: compare synonyms and collocations.
- 10 minutes: inspect word family, pronunciation and grammar pattern.
- 10 minutes: revise sentences using justified lexical choices.
- 10 minutes: remove references and retrieve the new words independently.
Use the lexical-choice proof
Whenever a student changes a word, require a reason: more precise meaning, better register, correct collocation, clearer contrast or more appropriate grammatical form.
“It sounds more sophisticated” is not enough.
Use the reverse-dictionary test
Give a definition or situation and ask the learner to retrieve the word without looking. Then compare with candidate words in the dictionary.
This turns reference use back into memory.
Use the collocation swap
Provide two semantically related adjectives and several nouns. Which combinations sound natural? Verify afterward.
This builds sensitivity to phrase-level English.
Use the register ladder
Place words or expressions from casual to neutral to formal where such ordering is sensible. Then create situations where each would fit.
Register becomes functional instead of abstract.
What progress looks like
The learner increasingly predicts meaning before lookup, selects the correct sense and part of speech, uses example sentences and collocations, checks register and grammar patterns, treats thesaurus suggestions as candidates, retrieves useful vocabulary later and knows when reference use is unnecessary.
The dictionary stops being an answer machine and becomes an instrument of judgement.
Where this tutorial connects inside SETC
- English Vocabulary in Use
- How Vocabulary Becomes Usable
- English Tutorial Lesson No.0009
- Vocabulary in Context
- English Tutorial Lesson No.0020
- Primary English
- Secondary English
- Advanced English / General Paper
External reference sources
- Cambridge Dictionary
- Cambridge Learner’s Dictionary — Collocation
- Cambridge English — Activities for Learners
- British Council TeachingEnglish — Teaching Resources
Final tutorial challenge
Give the learner one paragraph containing five weak lexical choices. For each, use a dictionary and thesaurus to generate options, then require a final decision based on meaning, collocation, grammar and register. Close the references and rewrite the paragraph from memory.
If the words still fit after the tools disappear, lookup has become lexical judgement.
English Learning Library · Primary English · Secondary English · Advanced English / General Paper
Continue with the English Tutorial collection.


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