Bible Dictionaries
Forestaff

Webster's Dictionary

(n.) An instrument formerly used at sea for taking the altitudes of heavenly bodies, now superseded by the sextant; - called also cross-staff.

Bibliography Information
Webster, Noah. Entry for 'Forestaff'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​f/forestaff.html. 1828.