Standard Lemma guide

opacify

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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1

verb

Meaning 1

To make opaque.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: opaquen

Antonyms: none provided

2

verb

Meaning 2

become opaque

Definition source: Princeton WordNet 3.0

Examples

  • the tissue in the eye's cornea may opacify and the patient may go blind

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: change

3

verb

Meaning 3

make opaque

Definition source: Princeton WordNet 3.0

Examples

  • The glass was opacified more greater privacy

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: change, alter, modify

History

Etymology

Back-formation from opacification, ultimately from Latin opācus (“dark”); equivalent to opaque + -ify.