hy·grom·e·ter 
(hī-grŏmĭ-tər)
(hī-grŏmĭ-tər)n.
Any of several instruments that measure atmospheric humidity.
hy′gro·metric (hī′grə-mĕtrĭk) adj.
hy·grome·try n.
- preceramic
- precess
- precession
- precessional
- precession of the equinoxes
- pre-Christian
- precinct
- preciosity
- precious
- preciously
- precious metal
- preciousness
- precious stone
- precipice
- precipitable
- precipitance
- precipitancy
- precipitant
- precipitantly
- precipitate
- precipitately
- precipitateness
- precipitation
- precipitative
- precipitator