Definition of oligodynamic in English:

oligodynamic

Pronunciation /ˌɒlɪɡə(ʊ)dʌɪˈnamɪk/ /ˌɒlɪɡə(ʊ)dɪˈnamɪk/ /ɒˌlɪɡə(ʊ)dʌɪˈnamɪk/

adjective

Biochemistry
  • Effected or exerted by minute quantities of metallic ions in solution; acting or being active at very low concentrations.

Origin

Late 19th century; earliest use found in Nature: a weekly journal of science. From oligo- + dynamic, after German oligodynamisch.