PROTRACTOR


Meaning of PROTRACTOR in English

transcription, транскрипция: [ -ˈtrak-tər ]

noun

Date: circa 1611

1.

a. : one that protracts

b. : a muscle that extends a part

2. : an instrument for laying down and measuring angles in drawing and plotting

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.