Answer: plastron

AnswerCrossword Clue
PLASTRONTorso-protecting armor
PLASTRONTurtle's bottom shell.
plastronquilted pad worn over part of the torso, for protection
plastronthe ventral part of the shell of a turtle
plastronornamental front piece of a woman's bodice
plastrona part of the shell of a turtle, also PLASTRUM
plastronpiece of plate armor for the upper part of the torso in front
plastronthe starched front of a shirt