FUZE n.
A tube, filled with combustible matter, for exploding a shell, etc. See Fuse, n. Chemical fuze, a fuze in which substances separated until required for action are then brought into contact, and uniting chemically, produce explosion. -- Concussion fuze, a fuze ignited by the striking of the projectile. -- Electric fuz…
HALOGEN n.
ch, by combination with a metal, forms a haloid salt; especially, chlorine, bromine, and iodine; sometimes, also, fluorine and cyanogen. See Chlorine family, under Chlorine.
HOMOLOGY n.
to the relation between chemical elements of the same group; as, chlorine, bromine, and iodine are said to be in homology with each other. Cf. Heterology. General homology (Biol.), the higher relation which a series of parts, or a single part, bears to the fundamental or general type on which the group is constituted.…
HYDRIODIC a.
Pertaining to, or derived from, hydrogen and iodine; -- said of an acid produced by the combination of these elements. Hydriodic acid (Chem.), a pungent, colorless gas, HI, usually prepared as a solution in water. It is strong reducing agent. Called also hydrogen iodine.
INDICAN n.
e, found in urine, and other animal fluids, and convertible into red and blue indigo (urrhodin and uroglaucin). Chemically, it is indoxyl sulphate of potash, C8H6NSO4K, and is derived from the indol formed in the alimentary canal. Called also uroxanthin.
IODIC a.
to, or containing, iodine; specif., denoting those compounds in which it has a relatively high valence; as, iodic acid. Iodic acid, a monobasic acid, consisting of iodine with three parts of oxygen and one of hydrogen.