HALOTRICHITE
Hal*o*tri"chite, n. Etym: [Gr. "a`ls sea + fri`x, tricho`s, hair.]
(Min.)

Defn: An iron alum occurring in silky fibrous aggregates of a yellowish white color.

HALOXYLINE
Ha*lox"y*line, n. Etym: [Gr. "a`ls, "alo`s, salt + xy`lon wood.]

Defn: An explosive mixture, consisting of sawdust, charcoal, niter, and ferrocyanide of potassium, used as a substitute for gunpowder.

HALP
Halp, imp. of Help.

Defn: Helped. [Obs.]

HALPACE
Hal"pace, n. (Arch.)

Defn: See Haut pas.

HALS
Hals, n. Etym: [AS. heals; akin to D., G., & Goth. hals. See Collar.]

Defn: The neck or throat. [Obs.]
Do me hangen by the hals. Chaucer.