Standard Lemma guide

unblind

adj · verb · 5 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

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1

adj

Meaning 1

Not blind.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To free from blindness.

Definition source: English Wiktionary via Wiktextract

Usage: figuratively, sometimes

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To remove the secrecy from (a bid).

Definition source: English Wiktionary via Wiktextract

Topics: business

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

verb

Meaning 4

To convert (a blind signature) back to the unblinded state (as opposed to the blinded state).

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: computing, cryptography, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To cause (experimenters) to learn information which, for the purposes of avoiding bias, was previously unknown to them, or should be unknown to them, such as the knowledge of which patients received a drug and which a placebo.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English blind English unblind From un- + blind.