noun · verb · 13 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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/ˈlɛs.ən/
[ˈlɛs.n̩]
UK:Recorded audio is listed in the source snapshot.
US:Recorded audio is listed in the source snapshot.
homophone: lessen
rhymes with -ɛsən
CMU ARPABET:L EH1 S AH0 N
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A section of learning or teaching into which a wider learning content is divided.
Definition source: English Wiktionary via Wiktextract
Examples
In our school a typical working week consists of around twenty lessons and ten hours of related laboratory work.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
A learning task assigned to a student; homework.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
noun
Meaning 3
Something learned or to be learned.
Definition source: English Wiktionary via Wiktextract
Examples
Nature has many lessons to teach to us.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
Something that serves as a warning or encouragement.
Definition source: English Wiktionary via Wiktextract
Examples
I hope this accident taught you a lesson!
The accident was a good lesson to me.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
noun
Meaning 5
A section of the Bible or other religious text read as part of a divine service.
Definition source: English Wiktionary via Wiktextract
Examples
Here endeth the first lesson.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
noun
Meaning 6
A severe lecture; reproof; rebuke; warning.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
7
noun
Meaning 7
An exercise; a composition serving an educational purpose; a study.
Definition source: English Wiktionary via Wiktextract
Topics: entertainment, lifestyle, music
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
8
verb
Meaning 8
To instruct to teach.
Definition source: English Wiktionary via Wiktextract
Usage: archaic
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
9
verb
Meaning 9
To give a lesson to; to teach.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
10
noun
Meaning 10
a task assigned for individual study
Definition source: Princeton WordNet 3.0
Examples
he did the lesson for today
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: school assignment, schoolwork
Narrower terms: exercise, example, reading assignment, history lesson
11
noun
Meaning 11
a unit of instruction
Definition source: Princeton WordNet 3.0
Examples
he took driving lessons
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: teaching, instruction, pedagogy
Narrower terms: language lesson, dance lesson, music lesson, tennis lesson, golf lesson