Protozoon

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Protozoon \Pro`to*zo"["o]n\ (-[o^]n), n.; pl. {Protozoa}. [NL.]
     (Zool.)
        (a) One of the Protozoa.
        (b) A single zooid of a compound protozoan.
            [1913 Webster]



From WordNet (r) 2.0 [wn]:

  protozoon
       n : any of diverse minute acellular or unicellular organisms
           usually nonphotosynthetic [syn: {protozoan}]