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symbiosis

sym·bi·o·sis

symbiosis

 
pronunciation:
sIm baI o sihs [or] sIm bi o sihs
features:
Word Parts
part of speech: noun
inflections: symbioses
definition: a close association, usu. a mutually beneficial relationship, between two dissimilar organisms.
Algae and fungi sometimes live in symbiosis, with algae providing food that fungi can not make, and fungi providing algae with water they need to live.
derivations: symbiotic (adj.), symbiotically (adv.)
Word Parts
The word symbiosis contains the following parts:
sym- Greek prefix that means with, together with
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The prefix sym- occurs in Greek loanwords and hence attaches to Greek bases. It is an assimilated form of syn- used before roots beginning with b, p, and m, such as "bio, bi, -be", "path, patho, -pathic, -pathy", and "metr, -meter, -metry". See syn- and its other assimilated forms syl- and sys-.
-osis Greek noun-forming suffix that means condition (usually medical)
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The suffix -osis attaches to Greek roots. Many nouns ending in "-osis " have a corresponding adjective form ending in -otic (neurosis : neurotic).
-otic Greek adjective-forming suffix that means having or related to (a condition or state)
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The suffix -otic attaches to Greek roots to form adjectives corresponding to nouns ending in "-osis."