hu·mid·i·stat 
(hy-mĭdĭ-stăt′)
(hy-mĭdĭ-stăt′)n.
An instrument designed to indicate or control the relative humidity of the air. Also called hygrostat.
- jump ball
- jump bid
- jump bones
- jump cut
- jumper
- jumper
- jumper cable
- jump/go through the hoop
- jump hook
- jumpiness
- jumping bean
- jumping gene
- jumping jack
- jumping mouse
- jumping-off place
- jumping plant louse
- jump jet
- jump-off
- jump out
- jump rope
- jump seat
- jump shooter
- jump shot
- jump/skip bail
- jump (someone's) bones