Advertisement
Advertisement
micronucleus
[ mahy-kroh-noo-klee-uhs, -nyoo- ]
noun
- the smaller of the two types of nuclei occurring in ciliate protozoans.
micronucleus
/ ˌmaɪkrəʊˈnjuːklɪəs /
noun
- See macronucleusthe smaller of two nuclei in ciliated protozoans, involved in reproduction Compare macronucleus
Discover More
Other Words From
- micro·nucle·ar adjective
Discover More
Word History and Origins
Origin of micronucleus1
Discover More
Example Sentences
As noted, in fission the meganucleus divides by direct constriction; each micronucleus by a mode of mitosis.
The macronucleus is usually dorsal, elliptical, and cleft, with one micronucleus attached.
The macronucleus is spheroidal and placed near the center of the body; a conspicuous micronucleus lies near it.
The macronucleus is central, spherical in form, and bears a single minute micronucleus.
The macronucleus is spherical, centrally placed, and with one micronucleus closely applied.
Advertisement
Word of the Day
[fur-kin ]
Meaning and examplesStart each day with the Word of the Day in your inbox!
By clicking "Sign Up", you are accepting Dictionary.com Terms & Conditions and Privacy Policies.
Advertisement
Advertisement
Advertisement
Browse