Metabolic

google

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late 19th century: from Greek metabolē ‘change’ (from metaballein ‘to change’) + -ism.

wiktionary

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See metabolism.

etymonline

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metabolic (adj.)

1845 in the biological sense "exhibiting or affected by metabolism," from German metabolisch (1839), from Greek metabolikos "changeable," from metabole "a change, changing, a transition" (see metabolism). Related: Metabolically.