sea level

noun
|Updated on: 7 Jul 2018

Definition of sea level

: the level of the surface of the sea especially at its mean position midway between mean high and low water

Recent Examples of sea level from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sea level.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of sea level

1806

in the meaning defined above

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SEA LEVEL Defined for English Language Learners

sea level

Definition of sea level for English Language Learners

  • : the average height of the sea's surface


SEA LEVEL Defined for Kids

sea level

noun

Definition of sea level for Students

: the surface of the sea halfway between the average high and low tides


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