cubanglen.
/ˈkjuːbaŋɡ(ə)l/ Mathematics.
The solid angle of a cube (or analogous solid) formed by three edges meeting at right angles to one another.
ΚΠ
1889 in Cent. Dict.
This entry has not yet been fully updated (first published 1893; most recently modified version published online June 2018).
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n.1889