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wearisome
wearout factor
wearproof
weary
weasel
weasel out
weasel words
weather
weather balloon
weather-beaten
weather bureau
weather centre
weather chart
weather deck
weather eye
weather forecast
weather map
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weather balloon
weath·er bal·loon (plural weath·er bal·loons)


noun 
Definition:
 
balloon carrying meteorological instruments: a balloon used to carry meteorological instruments
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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