ecesis

[ih-see-sis]

noun

Ecology.

1. the establishment of an immigrant plant in a new environment.

ecesis

/ ɪˈsiːsɪs /

noun

1. the establishment of a plant in a new environment

Other Word Forms

• ecesic adjective

Word History and Origins

Origin of ecesis¹

1900–05; < Greek oíkēsis an inhabiting, equivalent to oikē-, variant stem of oikeîn to inhabit (derivative of oîkos house) + -sis -sis

Word History and Origins

Origin of ecesis¹

C20: from Greek oikēsis a dwelling in, from oikein to inhabit; related to oikos a house

Example Sentences

They may affect invasion either by limiting migration or by preventing ecesis.

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In the first place, an association acts as a barrier to the ecesis of species invading it from associations of another type, on account of the physical differences of the habitats.

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The absence of pollinating insects is sometimes a curious barrier to the complete ecesis of species far out of their usual habitat or region.

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They restrict or prevent ecesis either by the destruction of invaders or by placing them at a disadvantage with respect to the occupants.

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Man and animals operate as marked barriers to ecesis wherever they alter conditions unfavorably to invaders or where they turn the scale in competition by cultivating, grazing, camping, parasitism, etc.

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