(n.) An instrument formerly used at sea for taking the altitudes of heavenly bodies, now superseded by the sextant; -- called also cross-staff.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). forestaff. Retrieved September 22, 2026, from http://smartdefine.org/forestaff/definitions/2009504 |
| Chicago | Webster's. 2011. "forestaff" http://smartdefine.org/forestaff/definitions/2009504 (accessed September 22, 2026). |
| Harvard | Webster's 2011, forestaff, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/forestaff/definitions/2009504>. |
| MLA | Webster's. "forestaff" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/forestaff/definitions/2009504> |