Standard Lemma guide

onlay

noun · verb · 3 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A material placed such that it overlaps another.

Definition source: English Wiktionary via Wiktextract

Usage: attributive, countable, often, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A restoration that covers one or more cusps of a tooth.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: dentistry, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To lay or place something on a surface.

Definition source: English Wiktionary via Wiktextract

Usage: literary, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From on- + lay.

From Middle English onleien, onleggen (“to lay or place; impose; attack”). Equivalent to on- + lay.