Letters that make Uca
a, c, u are letters that make 'Uca'
1 possible definitions for 'Uca'
Under this definition, uca is a noun and has the following properties:
genus Uca has the same meaning as Uca
'Uca' can be a type of arthropod genus.
'Uca' can be a member of Brachyura, suborder Brachyura.
fiddler crab is a member of Uca.