First Known Use: 15th century
Dictionary
1parietal
adjective pa·ri·e·tal \pə-ˈrī-ə-təl\
Definition of PARIETAL
1
a : of or relating to the walls of a part or cavity b : of, relating to, or forming the upper posterior wall of the head
2
: attached to the main wall rather than the axis or a cross wall of a plant ovary —used of an ovule or a placenta
3
: of or relating to college living or its regulation; especially : of or relating to parietals
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Origin of PARIETAL
Middle English, from Medieval Latin parietalis, from pariet-, paries wall of a cavity or hollow organ, from Latin, wall
Other Botany Terms
2parietal
noun
Definition of PARIETAL
1
: a parietal part (as a bone, scale, or plate)
2
plural : the regulations governing the visiting privileges of members of the opposite sex in campus dormitories
First Known Use of PARIETAL
15th century
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Rhymes with PARIETAL
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