Meaning of BACKSTAFF in Urdu
Use in sentences of بیک اسٹاف
Meaning of BACKSTAFF in English
- An instrument formerly used for taking the altitude of the heavenly bodies, but now superseded by the quadrant and sextant; -- so called because the observer turned his back to the body observed.
Articles Related to ‘بیک اسٹاف’
حروف کلک کرکے دیگر الفاظ براؤز کریں