heterotrophism Biol.
(ˌhɛtərəʊˈtrəʊfɪz(ə)m)
[f. next: see -ism.]
= heterotrophy 1 c.
| 1900 A. J. Ewart tr. Pfeffer's Physiol. Plants I. vii. 364 All stages of transition between pure autotrophism and heterotrophism are exhibited among obligate or facultative mixotrophic plants. 1936 W. Stiles Introd. Princ. Plant Physiol. xiii. 285 Some autotrophic plants..when kept in the dark and provided with such organic nutrients..exhibit a degree of heterotrophism. 1951 Werkman & Wilson Bacterial Physiol. 407 (heading) Carbon dioxide assimilation and concepts of autotrophism and heterotrophism. |