† semi-axen.
Obsolete.
= semi-axis n.
ΘΚΠ
the world > relative properties > number > geometry > geometric space > [noun] > division or marking of > axis > half of
semi-axe1728
semi-axis1743
1728 tr. I. Newton Treat. Syst. World 53 Put the semi-axe of the Earth's orbit 100000.
1780 Ludlam in Philos. Trans. (Royal Soc.) 70 379 An ellipse, whose first semi-axe is CA.
This entry has not yet been fully updated (first published 1911; most recently modified version published online March 2021).
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n.1728