noun
marine and freshwater dinoflagellates
• Syn: ↑family Peridiniidae
• Hypernyms: ↑protoctist family
• Member Holonyms: ↑Dinoflagellata, ↑order Dinoflagellata, ↑Cilioflagellata, ↑order Cilioflagellata
• Member Meronyms: ↑Peridinium, ↑genus Peridinium, ↑peridinian
* * *
\\ˌperədə̇ˈnīəˌdē\ noun pluralUsage: capitalized
: a family of marine and freshwater dinoflagellates that have a thick test composed of plates and well-marked flagellar grooves — compare ceratium, gonyaulax, peridiniaceae
Useful english dictionary. 2012.