The Collaborative International Dictionary
Antihelix \An`ti*he"lix\, n. (Anat.) The curved elevation of the cartilage of the ear, within or in front of the helix. See Ear.
Wikipedia
The antihelix (anthelix) is a part of the visible ear; the pinna. The antihelix is a curved prominence of cartilage parallel with and in front of the helix on the pinna.
The antihelix divides above into two legs or crura; the crura antihelicis, between which is a triangular depression, the fossa triangularis.
Usage examples of "antihelix".
She was delivered of a normal living child, with the exception that the helix of the left ear was pushed anteriorly, and had, in its middle, a deep incision, which also traversed the antihelix and the tragus, and continued over the cheek toward the nose, where it terminated.