Piddock is a synonym of angelwing.
As nouns the difference between angelwing and piddock
is that angelwing is a kind of mollusk; a piddock while piddock is any of the bivalve molluscs of the genus Pholas or family family: Pholadidae, which burrow into soft rocks.
piddock
Noun
(
en noun)
Any of the bivalve molluscs of the genus Pholas'' or family '' , which burrow into soft rocks.
Derived terms
* (common piddock)
* paper piddock