'Mastigomycotina' definitions:
Definition of 'Mastigomycotina'
(from WordNet)
noun
Fungi in which the spores and gametes are motile; in some systems placed in the Phycomycetes group with the Zygomycota [syn: Mastigomycota, subdivision Mastigomycota, Mastigomycotina, subdivision Mastigomycotina]