pelagialn.adj.

Brit.

/pᵻˈleɪdʒ(ɪ)əl/, U.S.

/pəˈleɪdʒ(i)əl/

Origin: A borrowing from Latin, combined with an English element; perhaps modelled on a German lexical item. Etymons: Latin pelagius , -al suffix¹.

Etymology: < classical Latin pelagius of or belonging to the sea (see pelagian adj.² and n.²) + -al suffix¹, perhaps after German pelagial (1896, as adjective, in source reviewed in quot. 1896 at sense A.).

Ecology.

A. n.

The main body of water of a lake or sea, contrasted with the littoral and benthic regions; (also) the open sea. Cf. littoral n.

ΚΠ

1896 Science 6 Mar. 360/2 The pelagial has no facies.

1960 N. Polunin Introd. Plant Geogr. xv. 480 Close relatives of nearly all the species of phytoplankton here occur also in the littoral, whence the open waters of the pelagial were evidently colonized.

1982 Limnol. & Oceanogr. 27 1067 The principal grazers in the marine pelagial for particles larger than 3 to 5 μm remain the copepods.

2002 Antarctic Sci. 14 11 Species..living below the euphotic zone feed mostly on particles sedimented from the pelagial.

B. adj.

Of, relating to, or designating this region. Cf. pelagic adj. 1a, 1c.

ΘΚΠ

the world > the earth > water > sea or ocean > [adjective] > relating to or existing in ocean

oceanic1656

oceanine1656

pelagic1656

pelagious1661

pelagian1696

oceanous1730

pantopelagian1857

pelagial1899

1899 J. A. Thomson Sci. of Life xiii. 179 The distinctive population of the littoral, pelagial, abyssal, fluvial, and terrestrial areas.

1959 Evolution 13 440/1 Lake Nyasa is divisible into littoral, sublittoral and profundal regions and there is the usual pelagial zone.

1983 R. G. Wetzel Limnology (ed. 2) viii. 136 The bottom of a lake basin is separable from the free open water, the pelagial zone, and is further divisible into a number of rather distinct transitional zones from the shore to the deepest point.

1996 Limnol. & Oceanogr. 41 153/1 Mahoney Lake is a habitat well suited for the investigation of a pelagial sulfur cycle dominated by phototrophic sulfur bacteria.

This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).

单词	pelagial
释义	pelagialn.adj. Brit. /pᵻˈleɪdʒ(ɪ)əl/, U.S. /pəˈleɪdʒ(i)əl/ Origin: A borrowing from Latin, combined with an English element; perhaps modelled on a German lexical item. Etymons: Latin pelagius , -al suffix¹. Etymology: < classical Latin pelagius of or belonging to the sea (see pelagian adj.² and n.²) + -al suffix¹, perhaps after German pelagial (1896, as adjective, in source reviewed in quot. 1896 at sense A.). Ecology. A. n. The main body of water of a lake or sea, contrasted with the littoral and benthic regions; (also) the open sea. Cf. littoral n. ΚΠ 1896 Science 6 Mar. 360/2 The pelagial has no facies. 1960 N. Polunin Introd. Plant Geogr. xv. 480 Close relatives of nearly all the species of phytoplankton here occur also in the littoral, whence the open waters of the pelagial were evidently colonized. 1982 Limnol. & Oceanogr. 27 1067 The principal grazers in the marine pelagial for particles larger than 3 to 5 μm remain the copepods. 2002 Antarctic Sci. 14 11 Species..living below the euphotic zone feed mostly on particles sedimented from the pelagial. B. adj. Of, relating to, or designating this region. Cf. pelagic adj. 1a, 1c. ΘΚΠ the world > the earth > water > sea or ocean > [adjective] > relating to or existing in ocean oceanic1656 oceanine1656 pelagic1656 pelagious1661 pelagian1696 oceanous1730 pantopelagian1857 pelagial1899 1899 J. A. Thomson Sci. of Life xiii. 179 The distinctive population of the littoral, pelagial, abyssal, fluvial, and terrestrial areas. 1959 Evolution 13 440/1 Lake Nyasa is divisible into littoral, sublittoral and profundal regions and there is the usual pelagial zone. 1983 R. G. Wetzel Limnology (ed. 2) viii. 136 The bottom of a lake basin is separable from the free open water, the pelagial zone, and is further divisible into a number of rather distinct transitional zones from the shore to the deepest point. 1996 Limnol. & Oceanogr. 41 153/1 Mahoney Lake is a habitat well suited for the investigation of a pelagial sulfur cycle dominated by phototrophic sulfur bacteria. This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022). < n.adj.1896
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