| 释义 |
† tactism Biol. Obs.|ˈtæktɪz(ə)m|
[f. L. tact-, stem of tangĕre to touch + -ism.]
The motile response of a living organism to an external stimulus.
1902Fortn. Rev. June 1013 By his revelations of the rôle of the ‘trophisms’ and ‘tactisms’ Dr. Loeb drove boldly into the domain of mental phenomena. 1912A. Tridon tr. Delage & Goldsmith's Theories Evol. 164 Others..attribute differentiation to the influence of the various tropisms and tactisms. |