unicellulate

[ yoo-nuh-sel-yuh-lit, -leyt ]
/ ˌyu nəˈsɛl yə lɪt, -ˌleɪt /

noun

a unicellular organism.
a single-celled protist.

Origin of unicellulate

< New Latin Unicellulata subkingdom name; see uni-, cellule, -ata1