Denoting a crystalline body that gradually changes to a powder by losing its water of crystallization on exposure to a dry atmosphere.

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ef·flo·res·cent (ef″lo-resґənt) 1. becoming powdery; see efflorescence. 2. developing into a rash.

Medical dictionary. 2011.

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  • efflorescent — efflorescent, ente [ eflɔresɑ̃, ɑ̃t ] adj. • 1755; lat. sc. efflorescens → efflorescence 1 ♦ Chim. En efflorescence; couvert de sels en efflorescence. ♢ Bot. Couvert de pruine. 2 ♦ En pleine floraison, luxuriant. Fig. Le produit « touffu, hérissé …   Encyclopédie Universelle

  • Efflorescent — Ef flo*res cent, a. [F. efflorescent, L. efflorescens, entis, blooming, p. pr. of efflorescere. See {Effloresce}, v. i.] 1. That effloresces, or is liable to effloresce on exposure; as, an efflorescent salt. [1913 Webster] 2. Covered with an… …   The Collaborative International Dictionary of English

  • efflorescent — efflorescent, ente (èf flo rè ssan, ssan t ) adj. 1°   Terme de botanique. Qui est en voie de floraison. Plantes efflorescentes. 2°   Terme de chimie. Qui tombe en efflorescence. Sels efflorescents, sels qui à l air perdent tout ou partie de leur …   Dictionnaire de la Langue Française d'Émile Littré

  • efflorescent — 1818, from L. efflorescentem (nom. efflorescens), prp. of efflorescere (see EFFLORESCE (Cf. effloresce)) …   Etymology dictionary

  • efflorescent — /ef leuh res euhnt/, adj. 1. efflorescing; blossoming. 2. Chem. a. subject to efflorescence. b. covered with or forming an efflorescence. [1810 20; < L efflorescent (s. of efflorescens), prp. of efflorescere to EFFLORESCE; see ENT] * * * …   Universalium

  • efflorescent — effloresce ► VERB 1) (of a substance) lose moisture and turn to a fine powder on exposure to air. 2) (of salts) come to the surface of brickwork or other material and crystallize. 3) reach an optimum stage of development. DERIVATIVES… …   English terms dictionary

  • efflorescent — adjective see efflorescence …   New Collegiate Dictionary

  • EFFLORESCENT — ENTE. adj. T. de Chimie et de Minéralogie. Qui tombe en efflorescence …   Dictionnaire de l'Academie Francaise, 7eme edition (1835)

  • efflorescent — adjective a) bursting into flower b) growing at a rapid rate; flourishing …   Wiktionary

  • efflorescent — ef·flo res·cent || ‚eflÉ™ resnt /eflɔː adj. flowering, blossoming …   English contemporary dictionary

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