See also: cifré Italian Noun cifre f plural of cifra Middle English Alternative forms cyffre, siphre, sypher, syphyr Etymology Borrowed from Old French cyfre, cyffre, from Medieval Latin cifra, from Arabic صِفْر (ṣifr). Pronunciation IPA(key): /ˈsifrə/, /ˈsifər/ Noun cifre The mathematical symbol or figure 0, representing the number zero. (rare) Any symbol or figure used in mathematics. (figurative, rare) Something that improves something else's worth despite being without worth alone. Descendants English: cipher, cypher References “cifre, n.”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 2019-02-16. Portuguese Verb cifre inflection of cifrar: first/third-person singular present subjunctive third-person singular imperative Spanish Verb cifre inflection of cifrar: first/third-person singular present subjunctive third-person singular imperativeWikiwand - on Seamless Wikipedia browsing. On steroids.