Bible Dictionaries
Megameter

Webster's Dictionary

(1):

(n.) A micrometer.

(2):

(n.) Alt. of Megametre

(3):

(n.) An instrument for determining longitude by observation of the stars.

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