noun
adj
Meanings
-
1
noun
an advocate of mutualism, or an organism in a mutual relationship
The fungus acts as a mutualist, feeding the tree's roots in return for sugars.
Thesaurus
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Opposites
Etymology
From mutual (from Old French mutuel, from Latin mutuus, 'reciprocal, borrowed', from mutare, 'to change, exchange') plus -ist.
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