Meaning of MICROMETER in English

MICROMETER

/ maɪˈkrɒmɪtə(r); NAmE -krɑːm-/ noun

1.

( NAmE ) = micrometre

2.

a device used for measuring very small distances or spaces, using a screw with a very fine thread

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.