"Bivium" is a word in ENGLISH
bivium
ENGLISH
Definition:
One side of an echinoderm, including a pair of ambulacra,
in distinction from the opposite side (trivium), which includes three
ambulacra.
Few words of positivity
The only way to live well is to feel intensely.
WORD SUGGESTIONS
Laugh your heart out.
How do you communicate with the Loch Ness Monster at 20,000 fathoms?Drop him a line.
rosette
ENGLISH
Any structure having a flowerlike form; especially, the group of five broad ambulacra on the upper side of the spatangoid …
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ENGLISH
An order of irregular sea urchins, usually having a more or less heart-shaped shell with four or five petal-like ambulacra …
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