The absorption by a tissue of some substance, food material, mineral, etc., and its permanent or temporary retention.

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up·take 'əp-.tāk n an act or instance of absorbing and incorporating something esp. into a living organism, tissue, or cell <oxygen \uptake> <thyroid function should be determined by radioiodine \uptake studies (Jour. Amer. Med. Assoc.)>

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up·take (upґtāk) absorption and incorporation of a substance by living tissue.

Medical dictionary. 2011.

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Look at other dictionaries:

  • uptake — ► NOUN ▪ the action of taking up or making use of something. ● be quick (or slow) on the uptake Cf. ↑be slow on the uptake …   English terms dictionary

  • uptake — [up′tāk΄] n. 1. the act of taking up; a drawing up, absorbing, etc. 2. a) a pipe carrying smoke and gases from a furnace to its chimney b) a ventilating shaft or pipe ☆ quick on the uptake or slow on the uptake Informal quick (or slow) to… …   English World dictionary

  • Uptake — may refer to: *Diffusion (business), the acceptance or adoption of a new product or idea. *Absorption, especially of food or nutrient by an organism. (see digestion) **Mineral uptake, by plants …   Wikipedia

  • Uptake — [ạ́pte̱ik; aus engl. uptake = das Aufnehmen] s; s, s: die Aufnahme (Resorption) chemischer Stoffe in Körpergewebe …   Das Wörterbuch medizinischer Fachausdrücke

  • uptake — capacity for understanding, 1816, from UP (Cf. up) + TAKE (Cf. take). Cf. obs. verb uptake to pick or take up, attested from c.1300 …   Etymology dictionary

  • Uptake — Up*take , v. t. To take into the hand; to take up; to help. [Obs.] Wyclif. Spenser. [1913 Webster] …   The Collaborative International Dictionary of English

  • Uptake — Up take , n. (Steam Boilers) [1913 Webster] 1. The pipe leading upward from the smoke box of a steam boiler to the chimney, or smokestack; a flue leading upward. [1913 Webster] 2. Understanding; apprehension. [Scot.] Sir W. Scott. [1913 Webster] …   The Collaborative International Dictionary of English

  • uptake — [[t]ʌ̱pteɪk[/t]] 1) N SING: usu with supp A person s uptake of something is the amount of it that they use. [TECHNICAL] The drug increases the number of red cells in the blood, enhancing oxygen uptake by 10 percent. ...research in relation to the …   English dictionary

  • uptake — UK [ˈʌpˌteɪk] / US noun [singular/uncountable] 1) British the number of people who want to do something such as use a service or study a particular subject There was an especially high uptake in the Business Management course. 2) biology a… …   English dictionary

  • Uptake — Der englische Begriff Uptake bedeutet übersetzt „Aufnahme“, wird meist in der Medizin verwendet und bezeichnet dort die mengenmäßige Aufnahme bzw. Anreicherung eines Stoffes in einer Zelle bzw. einem Zellverband (Tumor, Metastase, Organ oder Teil …   Deutsch Wikipedia

  • uptake — up|take [ˈʌpteık] n [Sense: 1; Date: 1800 1900; : Scottish English; Origin: uptake to understand (18 20 centuries).] [Sense: 2 3; Date: 1900 2000; Origin: up + take] 1.) be slow/quick on the uptake informal to be slow or fast at understanding… …   Dictionary of contemporary English

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