| English adjective: mastoidal | |||
| 1. | mastoidal relating to or resembling a nipple | ||
| Synonyms | mastoid | ||
| English noun: mastoidal | |||
| 1. | mastoidal (body) process of the temporal bone behind the ear at the base of the skull | ||
| Synonyms | mastoid, mastoid bone, mastoid process | ||
| Broader (hypernym) | appendage, outgrowth, process | ||
| Part holonym | mastoidale | ||
| Part meronym | os temporale, temporal bone | ||