ceil·om·e·ter 
(sē-lŏmĭ-tər)
(sē-lŏmĭ-tər)n.
A photoelectric instrument for ascertaining cloud heights.
[CEIL(ING) + -METER.]
- wear out welcome
- wear the pants
- wear the pants/trousers
- wear the trousers
- wear thin
- weary
- weasand
- weasel
- weasel out
- weasel word
- weather
- weather balloon
- weather-beaten
- weatherboard
- weatherboarding
- weather-bound
- weather bureau
- weathercast
- weathercaster
- weathercock
- weather deck
- weathered
- weather eye
- weatherglass
- weather in