occiputPronunciation: /ˈɒksɪpʌt/Definition of occiput noun Anatomy the back of the head. Derivatives occipitalPronunciation: /-ˈsɪpɪt(ə)l/ adjective Origin: late Middle English: from Latin occiput, from ob- 'against' + caput 'head'occiput in other Oxford dictionaries Definition of occiput in the US English dictionary