[hem-i-hahy-dreyt] /ˌhɛm ɪˈhaɪ dreɪt/
a in which there are two molecules of the compound for each molecule of water.
(chem) a hydrate in which there are two molecules of substance to every molecule of water
hemihidrosis hem·i·hi·dro·sis (hěm’ē-hī-drō’sĭs) n. See hemidiaphoresis.
[hem-i-hee-druh l] /ˌhɛm ɪˈhi drəl/ adjective 1. (of a crystal) having only half the planes or faces required by the maximum symmetry of the system to which it belongs. /ˌhɛmɪˈhiːdrəl/ adjective 1. (of a crystal) exhibiting only half the number of planes necessary for complete symmetry
[hem-i-hed] /ˈhɛm ɪˌhɛd/ Automotive. noun 1. a cylinder head having hemispherical combustion chambers. 2. an engine having such a cylinder head; a hemi. adjective 3. of or relating to such an engine: a hemi-head V-eight.
hemignathia hem·i·gna·thi·a (hěm’ĭ-nā’thē-ə, -nāth’ē-ə) n. Defective development of one side of the mandible.