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hex·ad (hekґsad) 1. a group or combination of six similar or related entities. 2. any element having a valence of six.
Medical dictionary. 2011.
hexad
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Hexad — Hex ad, n. [L. hexas, hexadis, the number six, Gr. ?, ?, fr. e x six.] (chem.) An atom whose valence is six, and which can be theoretically combined with, substituted for, or replaced by, six monad atoms or radicals; as, sulphur is a hexad in… … The Collaborative International Dictionary of English
hexad — [hek′sad΄] n. [LL hexas (gen. hexadis) < Gr hexas (gen. hexados), the number six < hex, SIX] a series or group of six hexadic adj … English World dictionary
hexad — hexadic, adj. /hek sad/, n. 1. the number six. 2. a group or series of six. [1650 60; < LL hexad (s. of hexas) < Gk hexad (s. of hexás) unit of six, equiv. to héx SIX + ad AD1] * * * … Universalium
hexad — [ hɛksad] noun technical a group or set of six. Origin C17: from Gk hexas, hexad , from hex six … English new terms dictionary
hexad — hex•ad [[t]ˈhɛk sæd[/t]] n. math. a group or series of six • Etymology: 1650–60; < LL hexad , s. of hexas < Gk hexás=héx six+ as ad I hex•ad′ic, adj … From formal English to slang
hexad — noun A group of six … Wiktionary
hexad — n. number six; group of six … English contemporary dictionary
hexad — hex·ad … English syllables
hexad — /ˈhɛksæd/ (say heksad) noun 1. the number six. 2. a group or series of six. {Late Latin hexas, from Greek: the number six} –hexadic /hɛkˈsædɪk/ (say hek sadik), adjective …
hexad — n. group of six. ♦ hexadic, a … Dictionary of difficult words
