mesopelagic

M3E1S1O1P3E1L1A1G2I1C3

adjective

Describing the pelagic zone of the ocean between the photic epipelagic and the aphotic bathypelagic zones, characterized by very minimal light.

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Meanings

adjectivemesopelagic (not comparable)
  1. not comparablegeographyDescribing the pelagic zone of the ocean between the photic epipelagic and the aphotic bathypelagic zones, characterized by very minimal light.

    For those animals living in the mesopelagic zone, where some light downwells from the surface, a visual predator looking up at them could see a silhouette.

    2001, James Willard Nybakken, Marine Biology: An Ecological Approach, page 153

    Synonyms: twilight

nounmesopelagic (plural mesopelagics)

plural mesopelagics

Synonyms & antonyms

adjectiveDescribing the pelagic zone of the ocean between the photic epipelagic and the aphotic bathypelagic zones, characterized by very minimal light.

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Origin

  1. Proto-Indo-European*me
  2. Proto-Indo-European*dʰeh₁-?
  3. Proto-Indo-European*médʰi
  4. Proto-Indo-European*médʰyos
  5. Proto-Hellenic*métsos
  6. Ancient Greekμέσος (mésos)
  7. Englishmeso-
  8. Englishpelagic
  9. Englishmesopelagic

From meso- + pelagic.

Full word history & related roots →

Translations

Finnish mesopelaginen
  • mesopelaginenrelating to the zone of the ocean between the photic epipelagic and the aphotic bathypelagic zones
Portuguese mesopelágico
  • mesopelágicorelating to the zone of the ocean between the photic epipelagic and the aphotic bathypelagic zones
Russian мезопелагиаль
  • мезопелагиаль (mezopelagialʹ)relating to the zone of the ocean between the photic epipelagic and the aphotic bathypelagic zones
Cite this entry
APA

mesopelagic. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/mesopelagic

MLA

“mesopelagic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mesopelagic. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “mesopelagic,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/mesopelagic.

Source: mesopelagic on Wiktionary, CC BY-SA 4.0.