Ha"loid (hā"loid or hăl"oid),
a. [Gr. "a`ls, "alo`s salt +
-oid: cf. F. haloïde.] (Chem.)
Resembling salt; -- said of certain binary compounds consisting
of a metal united to a negative element or radical, and now chiefly
applied to the chlorides, bromides, iodides, and sometimes also to
the fluorides and cyanides. -- n. A
haloid substance.