Entry 1 sense Webster, 1913 Antihelix · An·ti·he·lix · IPA /ˌæn.tɪˈhi.lɪks/ 01 n. The curved elevation of the cartilage of the ear, within or in front of the helix. See Ear. 1. The curved elevation of the cartilage of the ear, within or in front of the helix. See Ear.(Anat.) See: Ear