hardening


hardening
1. A condition of lessened reactions to allergens from repeated or prolonged nontherapeutic exposure, similar to hyposensitization. 2. Any procedure in tissue preparation for examinations, such as sectioning for microscopy, that renders the tissue firmer.

* * *

hard·en·ing 'härd-niŋ, -ən-iŋ n SCLEROSIS (1) <\hardening of the arteries>

* * *

hard·en·ing (hahrґdən-ing) 1. induration (def. 2). 2. sclerosis. 3. the procedure of rendering tissue firm, so that it may be more readily cut for purposes of microscopic examination.

Medical dictionary. 2011.

Look at other dictionaries:

  • hardening — hardening; non·hardening; ther·mo·hardening; …   English syllables

  • Hardening — Hard en*ing, n. 1. Making hard or harder. [1913 Webster] 2. That which hardens, as a material used for converting the surface of iron into steel. [1913 Webster] …   The Collaborative International Dictionary of English

  • Hardening — Hardening. См. Обработка для увеличения твердости. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • hardening — [härd′ n iŋ] n. 1. a making or becoming hard 2. a substance used to harden something …   English World dictionary

  • hardening — increasing the hardness of steel by heat treatment. This normally implies heating the steel to a required temperature and quenching in a suitable medium, e.g., oil or water. age hardening case hardening cyanide hardening flame hardening induction …   Mechanics glossary

  • Hardening — In computing, hardening is usually the process of securing a system. This work is especially done to protect systems against attackers. This would typically include removal of unnecessary usernames or logins and the disabling or removal of… …   Wikipedia

  • Hardening — 1. A term used to describe a price of commodity or futures contracts that is gradually stabilizing. 2. A futures market that is slowly advancing in prices. 1. After a rise or fall in prices, a slow return to historically accepted levels is… …   Investment dictionary

  • hardening — grūdinimas statusas T sritis chemija apibrėžtis Įkaitinimas iki tam tikros temperatūros, laikymas joje ir greitas ataušinimas. atitikmenys: angl. chilling; hardening; heat hardening; quenching; toughening rus. закалка …   Chemijos terminų aiškinamasis žodynas

  • hardening — The process of paint, epoxy, or glue becoming hard. The drying or hardening of paint film goes through several stages. The first stage is called dust free ; at this stage, the paint has hardened sufficiently to prevent dust from becoming embedded …   Dictionary of automotive terms

  • Hardening — Harden Hard en (h[aum]rd n), v. t. [imp. & p. p. {Hardened} ( nd); p. pr. & vb. n. {Hardening} ( n*[i^]ng).] [OE. hardnen, hardenen.] 1. To make hard or harder; to make firm or compact; to indurate; as, to harden clay or iron. [1913 Webster] 2.… …   The Collaborative International Dictionary of English

  • hardening — noun Date: 1953 sclerosis 1 < hardening of the arteries > …   New Collegiate Dictionary