Definition of alopecia in US English:



  • The partial or complete absence of hair from areas of the body where it normally grows; baldness.

    • ‘Minor toxic effects, such as stomatitis, malaise, nausea, diarrhea, headaches and mild alopecia, are common but respond to folate supplementation.’
    • ‘While the discovery could lead to new treatments for baldness and conditions like alopecia, the researchers believe it may also help burn victims.’
    • ‘Patients with trichotillomania usually present with poorly defined, irregularly shaped, or linear patches of partial alopecia, frequently on the scalp.’
    • ‘About 25 per cent of her business comes from York Hospital, which sends her patients who have lost their hair through alopecia or chemotherapy.’
    • ‘Male pattern baldness (androgenetic alopecia, if you're feeling technical) affects two-thirds of all men in the UK, and can happen at any time after puberty.’
    hair loss, hairlessness
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Late Middle English: via Latin from Greek alōpekia, literally ‘fox mange’, from alōpēx ‘fox’.