Hindi cathetometer का अर्थ हिंदी में

• र्ध्वता मापी

English cathetometer meaning in English  •  cathetometer का अर्थ अंग्रेजी में

Noun

• An instrument for the accurate measurement of small differences of height; esp. of the differences in the height of the upper surfaces of two columns of mercury or other fluid, or of the same column at different times. It consists of a telescopic leveling