Antonyms
Synonyms
1. os_zygomaticum
noun. the arch of bone beneath the eye that forms the prominence of the cheek.
Synonyms
3. OS
noun. (computer science) software that controls the execution of computer programs and may provide various services.
Antonyms
4. Os
noun. a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known.