digital furrow

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a groove or trench.
atrioventricular furrow the transverse groove marking off the atria of the heart from the ventricles.
digital furrow any one of the transverse folds across the joints on the palmar surface of a finger.
gluteal furrow the furrow that separates the buttocks.

dig·i·tal crease

one of the grooves on the palmar surface of a finger, at the level of an interphalangeal joint.

digital furrow

Any of several transverse lines on the palmar surface of the fingers across the joints.
See also: furrow
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