toothing
noun
tooth·ing
ˈtüthiŋ,
-üt͟h-,
-ēŋ
plural -s
1
a
: an arrangement, formation, or projection consisting of or containing teeth or parts resembling teeth : indentation, serration
b
: an arrangement of bricks alternately projecting at the end of a wall to permit bonding into a later continuation of the wall
2
: the act or process of furnishing with teeth or a tooth
Word History
Etymology
in sense 1, from tooth entry 1 + -ing; in sense 2, from gerund of tooth entry 2