Search Result for "obolus": 
Wordnet 3.0

NOUN (1)

1. a Greek unit of weight equal to one tenth of a gram;


The Collaborative International Dictionary of English v.0.48:

Obolus \Ob"o*lus\, n.;pl. Oboli. [L., fr. Gr. (?)] (Gr.Antiq.) (a) A small silver coin of Athens, the sixth part of a drachma, about three cents in value. (b) An ancient weight, the sixth part of a drachm. [1913 Webster]
WordNet (r) 3.0 (2006):

obolus n 1: a Greek unit of weight equal to one tenth of a gram