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semimeridian
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English
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Etymology
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semi-
+
meridian
Noun
edit
semimeridian
(
plural
semimeridians
)
(
geometry
)
The
intersection
of a
surface of revolution
and a
half-plane
through its
centre
Categories
:
English terms prefixed with semi-
English lemmas
English nouns
English countable nouns
en:Geometry