protozoan has definitions from the field of biology
1
[ noun ] (biology) any of diverse minute acellular or unicellular organisms usually nonphotosynthetic

Synonyms

protozoon

Used in print

(Ross E. McKinney and Howard Edde, "Aerated...)

When the temperature reached 32 ` F all protozoan activity ceased ; but as the temperature rose , the numbers of protozoa increased rapidly .

2
[ adjective ] of or relating to the Protozoa

Synonyms

protozoic protozoal

Related terms

Protozoa Protozoa Protozoa

*