HEMIMELLITIC
Hem`i*mel*lit"ic, a. Etym: [Hemi- + mellitic.] (Chem.)
Defn: Having half as many (three) carboxyl radicals as mellitic acid; — said of an organic acid.
HEMIMETABOLA
Hem`i*me*tab"o*la, n. pl. Etym: [NL. See Hemi-, and Metabola.]
(Zoöl.)
Defn: Those insects which have an incomplete metamorphosis.
HEMIMETABOLIC
Hem`i*met`a*bol"ic, a. (Zoöl.)
Defn: Having an incomplete metamorphosis, the larvæ differing from the adults chiefly in laking wings, as in the grasshoppers and cockroaches.
HEMIMORPHIC
Hem`i*mor"phic, a. Etym: [Hemi- + Gr. (Crystallog.)
Defn: Having the two ends modified with unlike planes; — said of a crystal.
HEMIN
He"min, n. Etym: [Gr. (Physiol. Chem.)
Defn: A substance, in the form of reddish brown, microscopic, prismatic crystals, formed from dried blood by the action of strong acetic acid and common salt; — called also Teichmann's crystals. Chemically, it is a hydrochloride of hematin.