Search Result for "hydrofluoric acid":
Wordnet 3.0

NOUN (1)

1. a weak poisonous liquid acid; formed by solution of hydrogen fluoride in water;


The Collaborative International Dictionary of English v.0.48:

Hydrofluoric \Hy`dro*flu*or"ic\, a. [Hydro-, 2 + fluoric.] (Chem.) Pertaining to, or containing, hydrogen and fluorine; fluohydric; as, hydrofluoric acid. [1913 Webster] Hydrofluoric acid (Chem.), a colorless, mobile, volatile liquid, HF, very corrosive in its action, and having a strong, pungent, suffocating odor. It is produced by the action of sulphuric acid on fluorite, and is usually collected as a solution in water. It attacks all silicates, as glass or porcelain, is the agent employed in etching glass, and is preserved only in vessels of platinum, lead, caoutchouc, or gutta-percha. [1913 Webster]
WordNet (r) 3.0 (2006):

hydrofluoric acid n 1: a weak poisonous liquid acid; formed by solution of hydrogen fluoride in water