τετρακαιεικοστός

ή, όν, ἡ
A. twenty-fourth, PFay. 82.12 (ii A.D.), Ostr.Bodl. ii 55 (ii A.D.): fem. ‐εικοστή,ἡ, name of a tax, PHib. 1.80 (iii B.C.), PTeb. 36.9 (ii B.C.), etc.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project