PHYLUM PLATYHELMINTHES(noun)Did you mean?Synonyms RhymesAlso try..phylumplatyhelminthesDefinitions There is 1 meaning of the phrase Phylum Platyhelminthes. Phylum Platyhelminthes - as a noun Flatworms Synonyms (Exact Relations)platyhelminthesWord Variations & RelationsStarts PStarts PHStarts PHYStarts PHYLEnds SEnds ESEnds HESEnds THESStarts P & ends SStarts PH & ends SStarts P & ends ESA-Z Proximitiesphylogenic21phylogenies20phylogeny21phylon14phylum16 phylum platyhelminthes physaphysalia16physalias17physalis16physalises18