unfold

== English == === Pronunciation === (General American) IPA(key): /ʌnˈfoʊld/ (Received Pronunciation) IPA(key): /ʌnˈfəʊld/ Rhymes: -əʊld === Etymology 1 === From Middle English unfolden, from Old English unfealdan (“to unfold”), equivalent to un- +‎ fold. ==== Verb ==== unfold (third-person singular simple present unfolds, present participle unfolding, simple past and past participle unfolded) (transitive) To undo a folding. (intransitive) To become unfolded. (intransitive) To turn out; to happen; to develop. (transitive) To lay open to view or contemplation; to bring out in all the details, or by successive development; to reveal. (transitive, computing) To reassemble a line of text that was split across multiple lines. Antonym: fold ===== Synonyms ===== (to reveal): expose, uncover; see also Thesaurus:reveal ===== Antonyms ===== fold ===== Translations ===== ==== Noun ==== unfold (plural unfolds) (computing, programming) In functional programming, a kind of higher-order function that is the opposite of a fold. === Etymology 2 === From un- +‎ fold (“to confine into a fold or pen”). ==== Verb ==== unfold (third-person singular simple present unfolds, present participle unfolding, simple past and past participle unfolded) (transitive) To release from a fold or pen.