Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The separation or loosening of a fingernail or toenail from its nail bed.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun medicine The loosening or separation of a fingernail or toenail from its bed

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun separation of a nail from its normal attachment to the nail bed

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[New Latin : Greek onux, onukh-, nail, claw; see onyx + –lysis.]

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Examples

  • When the nail becomes separated from the skin underneath it, the condition is called onycholysis.

    unknown title 2009

  • A patient may also experience onycholysis, where infected nails separate from the nail bed.

    Health News from Medical News Today 2009

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