Part of Speech: Noun
Definition: A line on a map that crosses all meridians of longitude at the same angle, allowing a ship to navigate a steady course.
Pronunciations: US: /rʌm/ or UK: /rʌm/
Origin and Usage: The word "rhumb" originated from the 16th century Portuguese word "rumbo" which means "course." It was originally used in navigation to describe a line or course that passes through a particular point on the earths surface at a constant angle with respect to a meridian. Today, it is still used in navigation, but it is also used in mathematics and cartography.
Synonyms: None
Related Words: Crumb, Plumb, Thumb
Example Sentences: