hy·dro·phane 
(hīdrə-fān′)
(hīdrə-fān′)n.
An opal that is almost opaque when dry but transparent when wet.
hy·dropha·nous (hī-drŏfə-nəs) adj.
- precipice
- precipitable
- precipitance
- precipitancy
- precipitant
- precipitantly
- precipitate
- precipitately
- precipitateness
- precipitation
- precipitative
- precipitator
- precipitin
- precipitinogen
- precipitous
- precipitously
- precipitousness
- precise
- precisely
- preciseness
- precisian
- precisianism
- precision
- precisionism
- precisionist