Wiktionary
n. A part of various forms of mask or helmet that covers the nose and/or mouth and eyes.
Usage examples of "facepiece".
He directed the beam through the facepiece, and a circle of the material immediately turned dark.
Gary Towler ckmped up the facepiece of his air suit and left the shop.
In darkness and smoke, he clawed at the straps, freed the facepiece, dragged hard at the air.
I buckled the mask, held the facepiece ready to put on when I left the pressurised volume, and looked at him.
His gasmask facepiece was misted within and coated by grime without, but ahead he could make out the figure of a Moro, half crouched, a heavy revolver in one hand, a neckerchief wrapped over nose and mouth.
He loosened the straps at the back of his head and pulled the facepiece of his rebreather unit to one side.
He tasted snow and blood from cold-cracked lips through the facepiece of his armor.
They wore thick outergarments, hats, and facepieces not unliker fencing masks.
In darkness and smoke, he clawed at the straps, freed the facepiece, dragged hard at the air.