a suffix occurring orig. in loanwords from Latin, as adjectives (literate; passionate), nouns (candidate; prelate), and esp. past participles of verbs, which in English may function as verbs or adjectives (consecrate; considerate; translate); now used also as a verb-forming suffix in English (calibrate; hyphenate)•Etymology: < L -ātus, orig. =-ā- stem vowel of verbs +-t-ptp. suffix II-atechem. aff. a specialization of -ate I, used to form the names of salts corresponding to acids whose names end in -ic: nitrate; sulfateIII-atecvb aff. a suffix occurring orig. in nouns borrowed from Latin that denote offices or functions (consulate; triumvirate), as well as institutions or collective bodies (electorate; senate); sometimes extended to denote a person who exercises such a function (magistrate; potentate), an associated place (consulate), or a period of office or rule (protectorate); now joined to stems of any origin and denoting the office, term of office, or territory of a ruler or official (caliphate; khanate)•Etymology: < L -ātus (gen. -ātūs), generalized from v. ders
From formal English to slang. 2014.