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Definition of dictyonine in US English:
dictyonine
adjective
ZoologyOf, relating to, or designating hexactinellid sponges of the suborder Dictyonina, which have a siliceous skeleton formed from fused spicules. Formerly also: = dictyonal.
noun
ZoologyA dictyonine sponge.
Origin
Late 19th century. From ancient Greek δίκτυον net + -ine, after scientific Latin Dictyonina, suborder name.
