saucer

Concise Oxford English Dictionary © 2008 Oxford University Press:
saucer/ˈsɔːsə(r)/

▶noun a shallow dish, typically with a central circular indentation, on which a cup is placed.

– derivatives
saucerful noun (pl. saucerfuls),
saucerless adjective.

– origin ME: from OFr. saussier(e) ‘sauce boat’, prob. suggested by late L. salsarium.