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

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