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Webster 1828 Edition

Whirl-bone

WHIRL-BONE

,

Noun.

[whirl and bone.] The patella; the cap of the knee; the knee-pan.

Definition 2024

whirl-bone

whirl-bone

See also: whirlbone

English

Noun

whirl-bone ‎(plural whirl-bones)

(medicine, archaic) The patella, rotula, or kneecap.
(medicine, archaic) The head of the femur.