異化[分解] 作用
Katabolism \Ka*tab"o*lism\, n. [Gr. ? down + ? to throw.] (Physiol.) Destructive or downward metabolism; regressive metamorphism; -- opposed to {anabolism}. See {Disassimilation}.
katabolism n : breakdown of more complex substances into simpler ones with release of energy [syn: {catabolism}, {dissimilation}, {destructive metabolism}] [ant: {anabolism}]