unicellular

From uni- +‎ cellular.

• IPA^(key): /ˌjuːnɪˈsɛljʊlə(ɹ)/

unicellular (not comparable)

1. (biology) Describing any microorganism that has a single cell.

   Synonyms: single-celled, monocellular

   Antonym: multicellular

unicellular (plural unicellulars)

1. A single-celled organism; a unicell.
   • 1931, Ezra Bowen, An hypothesis of population growth:

     Among unicellulars, the rate of increase is beyond belief.

   • 1986, Johan A J Metz, O Diekmann, The dynamics of physiologically structured populations:

     In unicellulars the uncoupling of the various nutritional and energy sources is much more widely spread.

   • 2006, J Arthur Thomson, Heredity:

     More or less distinct specialisation of reproductive elements in some unicellulars.