Thirty : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: Thirty	by the DICT Development Group
3 results for Thirty
From WordNet (r) 3.0 (2006) [wn]:
thirty adj being ten more than twenty Synonym(s): thirty, 30, xxx n the cardinal number that is the product of ten and three Synonym(s): thirty, 30, XXX
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Thirty \Thir"ty\, a. [OE. thritty, AS. [ed]r[c6]tig, [ed]rittig; akin to D. dertig, G. dreissig, Icel. [ed]rj[be]t[c6]u, [ed]rj[be]tigi, [ed]rir teger, Goth. [ed]reis tigjus, i.e., three tens. See {Three}, and Ten, and cf. {Thirteen}.] Being three times ten; consisting of one more than twenty-nine; twenty and ten; as, the month of June consists of thirty days.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Thirty \Thir"ty\, n.; pl. {Thirties}. 1. The sum of three tens, or twenty and ten; thirty units or objects. 2. A symbol expressing thirty, as 30, or XXX.