As a noun ecesis is
(ecology) the process of successful establishment of a plant or animal species in a habitat that was barren previously/ or was left barren due to some catastrophe.
wikidiffcom
Not English
Wikidiffcom has no English definition. It may be misspelled. ecesis
English
Noun
(-)
(ecology) The process of successful establishment of a plant or animal species in a habitat that was barren previously/ or was left barren due to some catastrophe.
References
* ecesis'', ''The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.
----