pallial sinus
Zoology
noun
An indentation in the pallial line, representing the position of the siphons.
Origin
Mid 19th century.
- thaw
- thawt
- Th.B.
- THB
- THC
- Th.D.
- the
- the acceptable face of ——
- the Acropolis
- the Adirondacks
- the Aleutians
- the Alleghenies
- the Allies
- the Almighty
- the American dream
- the Americas
- the Ancient of Days
- the ancients
- the angel in the house
- the Annunciation
- the answer to someone's prayers
- theanthropic
- the Antipodes
- the ant's pants
- the Apocalypse