What does "dactyly" mean?

The number and arrangement of digits (fingers and toes) on the hands, feet, or (sometimes) wings, of a tetrapod animal.

Dactyly

noun

noun ·Rare ·Advanced level

Noun

1
The number and arrangement of digits (fingers and toes) on the hands, feet, or (sometimes) wings, of a tetrapod animal.

From Ancient Greek δάκτυλος (dáktulos, “finger”), equivalent to dactyl- + -y.