If we name them the same as multiple births following the pattern of triplets, quadruplets, quintuplets, etc. it would be nonuplets.
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nonagon
enneahedron
A nine sided shape is called a nonagon.
a shape with nine sides is called nonagon
It is called a nonagon. There currently is no official name for a nine-sided polygon. However, two names have been proposed for such a figure: the first is a Nonagon; the second is an Enneagon.
Septuplets.
Could possibly be: Undectuplets, undentuplets or hendectuplets.
There is no prefix for it. Usually this is tuplet like octuplet.
For a nine side polygon its called a nonagon.For a nine side polygon its called a nonagon.For a nine side polygon its called a nonagon.
A group with nine people is called a nonet.
A group of nine is called an ennead.
Nonet is a set of Nine
Nine Jewels of Akbar was also called 'Navratnas'.
A 2d nine sided shape is called a nonagon.
back nine
The movie is called Nine. And the character is also named Nine.
Nine side polygon is a nonagon