hyponychon

hy·pon·y·chon

(hī-pon'i-kon),
Subungual hemorrhage.
[hypo- + G. onyx, nail]

hy·pon·y·chon

(hī-pon'i-kon)
An ecchymosis beneath a fingernail or toenail.
[hypo- + G. onyx, nail]

hyponychon

(hī-pŏn′ĭ-kŏn) [″ + onyx, nail]
An extravasation of blood beneath the nail.