catabolism

[ kuh-tab-uh-liz-uh m ]
/ kəˈtæb əˌlɪz əm /

noun Biology, Physiology.

destructive metabolism; the breaking down in living organisms of more complex substances into simpler ones, with the release of energy (opposed to anabolism).

Origin of catabolism

1875–80; < Greek katabol(ḗ) a throwing down ( kata- cata- + bolḗ a throw; compare katabállein to throw down) + -ism

OTHER WORDS FROM catabolism

cat·a·bol·ic [kat-uh-bol-ik] /ˌkæt əˈbɒl ɪk/, adjective cat·a·bol·i·cal·ly, adverb hy·per·ca·tab·o·lism, noun

British Dictionary definitions for catabolic

catabolism

katabolism

/ (kəˈtæbəˌlɪzəm) /

noun

a metabolic process in which complex molecules are broken down into simple ones with the release of energy; destructive metabolism Compare anabolism

Derived forms of catabolism

catabolic or katabolic (ˌkætəˈbɒlɪk), adjective catabolically or katabolically, adverb

Word Origin for catabolism

C19 katabolism, from Greek katabolē a throwing down, from kataballein, from kata- down + ballein to throw

Medical definitions for catabolic

catabolism
[ kə-tăbə-lĭz′əm ]

n.

The metabolic breakdown of complex molecules into simpler ones, often resulting in a release of energy.

Other words from catabolism

cat′a•bolic (kăt′ə-bŏlĭk) adj.

Scientific definitions for catabolic

catabolism
[ kə-tăbə-lĭz′əm ]

The phase of metabolism in which energy, in the form of ATP, is produced by the breakdown of complex molecules, such as starches, proteins and fats, into simpler ones. Compare anabolism.

Other words from catabolism

catabolic adjective

Cultural definitions for catabolic

catabolism

Biochemical reactions that break down molecules in metabolism. Molecules may be broken down to gain their energy or to prepare them for disposal from the body. (Compare anabolism.)