sard (redirected from SARDS)

sard  (särd)

n.

A clear or translucent, deep orange-red to brownish-red variety of chalcedony. Also called sardius.

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[Middle English sarde, from Old French, from Latin sarda, perhaps from Sards, Sardis.]

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sard [sɑːd], sardius [ˈsɑːdɪəs]

n

(Earth Sciences / Minerals) an orange, red, or brown variety of chalcedony, used as a gemstone. Formula: SiO₂ Also called sardine

[from Latin sarda, from Greek sardios stone from Sardis]

Thesaurus

Noun

1.

sard - a deep orange-red variety of chalcedony sardius, sardine calcedony, chalcedony - a milky or greyish translucent to transparent quartz