Nearby Words

thermals

[thur-muhl] Origin

ther·mal

[thur-muhl]
adjective
1.
Also, thermic. of, pertaining to, or caused by heat or temperature: thermal capacity.
2.
of, pertaining to, or of the nature of thermae: thermal waters.
3.
designed to aid in or promote the retention of body heat: a thermal blanket.
noun
4.
Meteorology. a rising air current caused by heating from the underlying surface, especially such a current when not producing a cloud.
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Thermals is always a great word to know.
So is flibbertigibbet. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a chattering or flighty, light-headed person.

Origin:
1750–60; therm- + -al1

ther·mal·ly, adverb
hy·per·ther·mal, adjective
hy·per·ther·mal·ly, adverb
non·ther·mal, adjective
non·ther·mal·ly, adverb
Dictionary.com Unabridged

thermal underwear

noun
underwear designed to retain body heat in cold temperatures.
Also called thermals.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Etymonline
Word Origin & History

thermal
1756, "having to do with hot springs," from Fr. thermal (Buffon), from Gk. therme "heat," from PIE *ghwerm-/*ghworm- "warm" (cf. L. fornax "an oven, kiln," formus "warm," O.E. wearm; see warm). Sense of "having to do with heat" is first recorded 1837. The noun meaning "rising
EXPAND
current of relatively warm air" is recorded from 1933.
COLLAPSE
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

thermal ther·mal (thûr'məl)
adj.

  1. Of, relating to, using, producing, or caused by heat.

  2. Intended or designed in such a way as to help retain body heat.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
thermal   (thûr'məl)  Pronunciation Key 
Adjective   Relating to heat.

Noun   A usually columnar mass of warm air that rises in the lower atmosphere because it is less dense than the air around it. Thermals form because the ground surface is heated unevenly by the Sun. The air usually rises until it is in equilibrium with the air surrounding it.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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