ingrown

UK: /ˈɪngrəʊn/ US: /ˈɪnˌgroʊn/ ,(in′grōn′)

WordReference Random House Learner's Dictionary of American English © 2026

in•grown /ˈɪnˌgroʊn/   adj. 

1. Pathology having grown into the flesh:
   His ingrown toenail was so painful he couldn't walk.

WordReference Random House Unabridged Dictionary of American English © 2026

in•grown  (in′grōn′), adj. 

1. Pathology having grown into the flesh:
   an ingrown toenail.
2. grown within or inward.

• in-¹ + grown 1660–70

Collins Concise English Dictionary © HarperCollins Publishers::

ingrown / ˈɪnˌɡrəʊn ɪnˈɡrəʊn/ adjective

1. (esp of a toenail) grown abnormally into the flesh; covered by adjacent tissues
2. grown within; native; innate