Defn: A mineral occurring in transparent emerald green crystals. It is hydrous arseniate of copper.
EUCHRONE
Eu"chrone n. (Chem.)
Defn: A substance obtained from euchroic acid. See Eychroic.
EUCHYMY
Eu"chy*my, n. Etym: [Gr. Chyme.] (Med.)
Defn: A good state of he blood and other fluids of the body.
EUCLASE Eu"clase n. Etym: [Gr. euclase, G. euklas. See named from its brittleness.] (Min.)
Defn: A brittle gem occurring in light green, transparent crystals, affording a brilliant clinodiagonal cleavage. It is a silicate of alumina and glucina.
EUCLID
Eu"clid, n.
Defn: A Greek geometer of the 3d century
EUCLIDIAN
Eu*clid"i*an, n.