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Definition of
tetrahedron noun
from the Oxford Advanced American Dictionary
tetrahedron
noun
noun
NAmE
/
/
ˌtɛtrəˈhidrən
/
/
(
geometry
)
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a solid shape with four flat sides that are triangles
See
tetrahedron
in the Oxford Advanced Learner's Dictionary
Check pronunciation:
tetrahedron
Nearby words
tether
verb
tether
noun
tetrahedron
noun
tetralogy
noun
tetrathlon
noun