underactive
adjective Date: 1959 characterized by an abnormally low level of activity <
an underactive thyroid gland
>
underactivity noun

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • underactive — [spelling only] …   English World dictionary

  • underactive — underactivity, underactiveness, n. /un deuhr ak tiv/, adj. insufficiently active: an underactive thyroid gland. [1955 60; UNDER + ACTIVE] * * * …   Universalium

  • underactive — un·der·ac·tive ak tiv adj characterized by an abnormally low level of activity <an underactive thyroid gland> un·der·ac·tiv·i·ty ak tiv ət ē n, pl ties …   Medical dictionary

  • underactive — un•der•ac•tive [[t]ˌʌn dərˈæk tɪv[/t]] adj. cvb insufficiently active: an underactive thyroid gland[/ex] • Etymology: 1955–60 un der•ac•tiv′i•ty, n …   From formal English to slang

  • underactive — /ʌndərˈæktɪv/ (say unduhr aktiv) adjective performing at lower levels than considered the norm: an underactive thyroid. –underactively, adverb –underactivity /ʌndərækˈtɪvəti/ (say unduhrak tivuhtee), noun …   Australian English dictionary

  • underactive — adjective abnormally inactive • Syn: ↑hypoactive • Similar to: ↑inactive * * * underactivity, underactiveness, n. /un deuhr ak tiv/, adj. insufficiently active: an underactive thyroid gland. [1955 60; UNDER + ACTIVE] …   Useful english dictionary

  • underactive — adjective Less than normally active. Syn: hypoactive Ant: overactive …   Wiktionary

  • underactive thyroid — Too little thyroid hormone. Symptoms include weight gain, constipation, dry skin, and sensitivity to the cold. Also called hypothyroidism …   English dictionary of cancer terms

  • Thyroid — Infobox Anatomy Name = Thyroid Latin = glandula thyroidea GraySubject = 272 GrayPage = 1269 Caption = Endocrine system Caption2 = Thyroid and parathyroid. Precursor = 4th Branchial pouch System = endocinal jubachina system Artery = superior… …   Wikipedia

  • Graves' disease — Classification and external resources Photo showing the classic finding of proptosis and lid retraction in Graves disease ICD 10 …   Wikipedia

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