different between therm vs thermal

English

Etymology

1920s, from Ancient Greek ?????? (thermós, “heat”). See also thermo-, -thermic, etc.

Pronunciation

• Rhymes: -??(?)m

Noun

therm (plural therms)

1. A former unit of heat equal to 100,000 British thermal units. Symbol: thm.

Derived terms

• decatherm

See also

• thermo-

Anagrams

• HRTEM

Middle English

Noun

therm

1. Alternative form of tharm

Old Frisian

Etymology

From Proto-West Germanic *þarm, from Proto-Germanic *þarmaz.

Noun

therm m

1. intestine

English

Etymology

From French thermal, from New Latin *thermalis, from Ancient Greek ????? (thérm?, “heat”), from Proto-Indo-European *g??er- (“to heat, warm”).

Pronunciation

• IPA^(key): /???m?l/
• Rhymes: -??(?)m?l

Adjective

thermal (not comparable)

1. Pertaining to heat or temperature.
2. (fabric) Providing efficient insulation so as to keep the body warm.
3. Caused or brought about by heat.
4. (stone) Having a rough finish by treatment with a blow-torch.

Hyponyms

• aerothermal
• hydrothermal

Derived terms

• thermally

Related terms

• therm
• thermo-

Translations

Noun

thermal (plural thermals)

1. (meteorology) A column of rising air in the lower atmosphere created by uneven heating of Earth's surface.

Synonyms

• thermal column

Translations

Verb

thermal (third-person singular simple present thermals, present participle thermaling or thermalling, simple past and past participle thermaled or thermalled)

1. (stone) To create a rough finish on stone by treating it with a high-temperature blow-torch.
2. (gliding, often in the present participle) To fly an unpowered aircraft in a (thermal) column of rising air.

Coordinate terms

• edge (creating a finish on stone)
• thermal edge (creating a finish on stone)
• gliding (fly an unpowered aircraft)

Further reading

• thermal in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• thermal in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

French

Etymology

From Ancient Greek.

Pronunciation

• IPA^(key): /t??.mal/

Adjective

thermal (feminine singular thermale, masculine plural thermaux, feminine plural thermales)

1. thermal

Further reading

• “thermal” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Interlingua

Adjective

thermal (not comparable)

1. thermal

Related terms

• thermic