Definition of astrometer in English:

astrometer

noun əˈstrɒmɪtə

Astronomy

Any of various instruments for measuring parameters relating to celestial objects, especially their apparent magnitude or apparent diameter.

Late 18th century; earliest use found in The Monthly Review. From astro- + -meter, originally after French astéréomètre.

nounəˈstrɒmɪtə

Astronomy

Any of various instruments for measuring parameters relating to celestial objects, especially their apparent magnitude or apparent diameter.

Late 18th century; earliest use found in The Monthly Review. From astro- + -meter, originally after French astéréomètre.

单词	astrometer
释义	Definition of astrometer in English: astrometer noun əˈstrɒmɪtə Astronomy Any of various instruments for measuring parameters relating to celestial objects, especially their apparent magnitude or apparent diameter. Origin Late 18th century; earliest use found in The Monthly Review. From astro- + -meter, originally after French astéréomètre. Definition of astrometer in US English: astrometer nounəˈstrɒmɪtə Astronomy Any of various instruments for measuring parameters relating to celestial objects, especially their apparent magnitude or apparent diameter. Origin Late 18th century; earliest use found in The Monthly Review. From astro- + -meter, originally after French astéréomètre.
随便看	readhesion readied readier readies readies readies" or "the ready readies" or "the ready readiest readies-to-wear readily readily available/obtainable readily comprehensible readily understood read-in readiness readiness readinesses readiness to reading reading reading age reading aloud reading between the lines reading book reading boy