hard palate

English Thesaurus

1. the bony part of the roof of the mouth (noun.body)

hypernym	:	surface,
definition	:	the extended two-dimensional outer boundary of a three-dimensional object (noun.location)

part meronym	:	maxilla, maxillary, upper jaw, upper jawbone,
definition	:	the jaw in vertebrates that is fused to the cranium (noun.body)

part meronym	:	palate, roof of the mouth,
definition	:	the upper surface of the mouth that separates the oral and nasal cavities (noun.body)