micronucleus en · NOUN
Etymology
Etymology tree English micro- Proto-Italic *knuks Latin nux Latin nucleuslbor. English nucleus English micronucleus From micro- + nucleus.
Meanings
- A small nucleus.
-
The smaller of the nuclei of a ciliate protozoan (that contains genetic material).
These binucleated forms have one macronucleus functional and another sexual micronucleus which is not functional in the ordinary life processes of the species.
1890, American Philosophical Society, Proceedings:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| micronuclei | Number=Plur | lexicographic |