deep-set

comparative more deep-set · superlative most deep-set

1. Set deeply below a surface, as on a face.

   His haggard eyes were deep-set, sunken into their sockets from exhaustion.

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   Deep-set and steady, with eyelashes that many a woman had envied, they [the eyes] showed the man for what he was—a sportsman and a gentleman. And the combination of the two is an unbeatable production.

   1920, Herman Cyril McNeile, chapter 1, in Bulldog Drummond

2. figurativelyfirmly in place; long-standing

   deep-set beliefs

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   deep-set inequalities