SAND-IN


Meaning of SAND-IN in English

ˈ ̷ ̷| ̷ ̷ transitive verb

Etymology: sand (II)

: to use (abrasive paper) to curve the contact face of a dynamo brush to conform to the curvature of the commutator

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.