Sea level

noun

Word Frequency: 6.1

Definitions

1.nounThe nominal height of the surface of the oceans above which heights of geographical features and aircraft flight levels are measured.

The Daily Word NerdA new word, a puzzle, and a fun fact — free in your inbox every morning.

Free forever · unsubscribe anytime · all 14 newsletters

That email did not go through — please check it and try again.