† parabolastern.
Mathematics. Obsolete.
A curve analogous to a parabola; = parabola n. 1b.
ΘΚΠ
the world > relative properties > number > geometry > curve > [noun] > conic section > parabola > resembling
parabolaster1656
paraboloid1656
parabola1664
1656 T. Hobbes Six Lessons Ep. Ded. in Elements Philos. I have exhibited and demonstrated the proportion of the Parabola and Parabolasters to the Parallelograms of the same height and base.
1670 J. Collins Let. in S. P. Rigaud & S. J. Rigaud Corr. Sci. Men 17th Cent. (1841) (modernized text) II. 199 A pure unaffected biquadratic parabolaster.
1684 Philos. Trans. (Royal Soc.) 14 581 And thence..curves deriv'd, which some call..parabolasters.
This entry has been updated (OED Third Edition, June 2005; most recently modified version published online December 2019).
<
n.1656- compose one's countenance
- compose oneself
- compose oneself to sleep
- composed
- composedly
- composedness
- composednesses
- composer
- composer-arranger
- composer-conductor
- composerarranger
- composerconductor
- composers
- composes
- composier
- composing
- composing draught
- composing-frame
- composing-machine
- composing-room
- composing-rule
- composing-stand
- composing-stick
- composingframe
- composingmachine