noun, plural mi·cro·nu·cle·i [mahy-kroh-noo-klee-ahy, –nyoo-] /ˌmaɪ kroʊˈnu kliˌaɪ, -ˈnyu-/. Biology.

  1. the smaller of the two types of nuclei occurring in ciliate protozoans.

noun plural -clei (-klɪˌaɪ) or -cleuses

  1. the smaller of two nuclei in ciliated protozoans, involved in reproductionCompare macronucleus


  1. A minute nucleus.
  2. The smaller of two nuclei in ciliate protozoans that contains genetic material and functions in reproduction.

Leave a Reply

Your email address will not be published. Required fields are marked *

48 queries 2.030