Thermal
Thermal Ther"mal, a. [L. thermae hot springs, fr. Gr. ?, pl. of ? heat, fr. ? hot, warm, ? to warm, make hot; perhaps akin to L. formus warm, and E. forceps.] 1. Of or pertaining to heat; warm; hot; as, the thermal unit; thermal waters. [1913 Webster]

The thermal condition of the earth. --J. D. Forbes. [1913 Webster]

2. caused by or affected by heat; as, thermal springs. [PJC]

3. designed to retain heat; as, thermal underwear. [PJC]

{Thermal conductivity}, {Thermal spectrum}. See under {Conductivity}, and {Spectrum}.

{Thermal unit} (Physics), a unit chosen for the comparison or calculation of quantities of heat. The unit most commonly employed is the amount of heat necessary to raise the temperature of one gram or one pound of water from zero to one degree Centigrade. See {Calorie}, and under {Unit}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Synonyms:

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  • thermal — thermal, ale, aux [ tɛrmal, o ] adj. • 1625; de thermes 1 ♦ Qui a une température élevée à la source et des propriétés thérapeutiques (⇒ thermes). Eaux thermales chargées de principes minéralisateurs. ⇒ minéral. Émanations thermales : sources,… …   Encyclopédie Universelle

  • Thermal — (Экс ле Бен,Франция) Категория отеля: 2 звездочный отель Адрес: 2 rue Davat BP 519, 73105 Эк …   Каталог отелей

  • thermal — (adj.) 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 (Cf. warm)). Sense of having to do with hea …   Etymology dictionary

  • thermal — ► ADJECTIVE 1) relating to heat. 2) (of a garment) made of a fabric that provides good insulation to keep the body warm. ► NOUN 1) an upward current of warm air, used by birds, gliders, and balloonists to gain height. 2) (thermals) thermal… …   English terms dictionary

  • thermal — [thʉr′məl] adj. [Fr < Gr thermē, heat: see WARM] 1. having to do with heat, hot springs, etc. 2. warm or hot ☆ 3. designating or of a loosely knitted material honeycombed with air spaces for insulation to help retain body heat [thermal… …   English World dictionary

  • Thermal — Thermal, warme Quellen betreffend od. dazu gehörig. Daher Thermalbäder, so v.w. Thermae …   Pierer's Universal-Lexikon

  • thermal — thermal, ale (tèr mal, ma l ) adj. Se dit des eaux médicinales dont la température habituelle excède 25° centigrades. •   Les matières en effervescence et les substances combustibles anciennement enflammées continuent de brûler ; et c est ce qui… …   Dictionnaire de la Langue Française d'Émile Littré

  • thermal — [adj] warm heated, hot, lukewarm, melting, roasting, scorching, sizzling, snug, summery, sweltering, thermic, toasty; concept 605 …   New thesaurus

  • Thermal — Coat – тепло и гидроизоляционный материал, для теплоизоляции трубопроводов жилых и промышленных конструкций. Коэффициент теплопроводности 0,001 вт/м град. Совмещает в себе гидроизоляцию, теплоизоляцию и покровный слой. [Щукина Е. Г.… …   Энциклопедия терминов, определений и пояснений строительных материалов

  • thermal — thermally, adv. /therr meuhl/, adj. 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 …   Universalium

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