adj
Meaning 1
Misspelling of undue.
Definition source: English Wiktionary via Wiktextract
Usage: alt-of, misspelling, transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Standard Lemma guide
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
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adj
Misspelling of undue.
Definition source: English Wiktionary via Wiktextract
Usage: alt-of, misspelling, transitive
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
An operation that reverses a previous action.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences
Synonyms: none provided
Antonyms: none provided
verb
To reverse the effects of an action.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Synonyms: none provided
Antonyms: none provided
verb
To unfasten.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Synonyms: none provided
Antonyms: none provided
verb
To unfasten the clothing of (a person).
Definition source: English Wiktionary via Wiktextract
Usage: colloquial, transitive
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
verb
To impoverish or ruin, as in reputation; to cause the downfall of.
Definition source: English Wiktionary via Wiktextract
Usage: figuratively, transitive
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
verb
remove the outer cover or wrapping of
Definition source: Princeton WordNet 3.0
Synonyms: unwrap
Antonyms: none provided
Broader terms: uncover, expose
verb
cause to become loose
Definition source: Princeton WordNet 3.0
Synonyms: untie, loosen
Antonyms: none provided
Broader terms: change, alter, modify
verb
cancel, annul, or reverse an action or its effect
Definition source: Princeton WordNet 3.0
Synonyms: none provided
Antonyms: none provided
Broader terms: change by reversal, turn, reverse
Narrower terms: untie, unbrace, unlace, unstrap, unhitch, unpick, unfasten, unbelt, unstaple, unclip, unbutton, unpin, unplug, disconnect, unbraid, unravel, unknot, unscramble, untangle, unwind, disentangle, unbuckle, unfold, spread, spread out, open, unwire
verb
deprive of certain characteristics
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: unmake
Antonyms: none provided
Narrower terms: destroy, destruct
verb
cause the ruin or downfall of
Definition source: Princeton WordNet 3.0
Synonyms: none provided
Antonyms: none provided
Broader terms: ruin
History
From Middle English undōn, from Old English ondōn, from Proto-West Germanic *andadōn (“to undo”), equivalent to un- + do. Cognate with West Frisian ûndwaan, ûntdwaan (“to undo; rid”), Dutch ontdoen (“to undo”).
Across languages
110 source translations are retained for this English entry.