Answer:

auricle

Answer	Crossword Clue
AURICLE	Heart compartment
AURICLE	Ear projection
AURICLE	Outer part of the ear

AURICLE	Outer ear
AURICLE	Ear.
AURICLE	Heart chamber
AURICLE	Earlike organ
AURICLE	Projecting part of the ear
AURICLE	Heart part

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.