Phenomena and Processes

Oceans and Seas

A great expanse of continuous bodies of salt water which together cover more than 70 percent of the earth's surface. Seas may be partially or entirely enclosed by land, and are smaller than the five oceans (Atlantic, Pacific, Indian, Arctic, and Antarctic).

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A great expanse of continuous bodies of salt water which together cover more than 70 percent of the earth's surface. Seas may be partially or entirely enclosed by land, and are smaller than the five oceans (Atlantic, Pacific, Indian, Arctic, and Antarctic).

MeSH Record

Classification

Broader headings

Narrower headings

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MeSH Record

See Also

MeSH Record

Synonyms

3 entry terms
  • Seas and Oceans
  • Oceans
  • Seas

MeSH Record

Aspects Covered

2 allowable subheadings

Indexed with the subheadings epidemiology, ethnology.

MeSH Record

Indexing Annotation

for specific oceans or seas that are not a main heading, index only under OCEANS AND SEAS and not also under a geographic term

MeSH Record

History Note

87

MeSH Hierarchy

Tree Numbers

  1. G01w.311.625
  2. G16.500.275w.725w.500w.650
  3. Z01w.756

AMA Style

References

  1. National Library of Medicine. Oceans and Seas. Medical Subject Headings (MeSH). 2026. Unique ID D009792. http://id.nlm.nih.gov/mesh/2026/D009792
  2. Oceans and Seas. In: Wikidata. https://www.wikidata.org/wiki/Q52516705