Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

quinquāgēsĭmus, a, um, num. adj. [quinquaginta].

  1. I. The fiftieth: anno trecentesimo et quinquagesimo fere post Romam conditam, Cic. Rep. 1, 16, 25; 2, 35, 60: quinquagesimo uno raptus anno, Plin. 7, 8, 6, § 46: liba, Mart. 10, 24, 4.
  2. II. Subst.: quinquāgēsĭma, ae, f. (sc. pars), a fiftieth part, a fiftieth, as a tax: ab omnibus enim ternae praeterea quinquagesimae exigebantur, Cic. Verr. 2, 3, 49, § 116: binae, id. ib. 2, 3, 78, § 181.