sard Meaning, Definition & Usage

  1. noun a deep orange-red variety of chalcedony
    sardine; sardius.

WordNet

Sard noun
Etymology
L. sarda, Gr. , or (sc. ), i.e., Sardian stone, fr. Sardian, Sardes, the capital of Lydia: cf. F. sarde. Cf. Sardius.
Definitions
  1. (Min.) A variety of carnelian, of a rich reddish yellow or brownish red color. See the Note under Chalcedony.

Webster 1913