copunctaladj.

/kəʊˈpʌŋktəl/

Etymology: < co- prefix 3 + punctual adj. and n.

Mathematics.

Meeting in a point, concurrent.

ΘΚΠ

the world > relative properties > number > geometry > point > [adjective]

umbilical1728

polar1813

umbilicar1843

connectant1863

stigmatic1863

cuspidal1874

tropal1875

cusped1879

copunctal1896

open1896

perfect1897

closed1902

1896 Merriman & Woodward Higher Math. 71 (Cent. Dict. Suppl.) Planes all on the same point, or straights all with the same cross, are called copunctal.

1961 C. H. McDowell Dict. Math. 31 Copunctal, concurrent; meeting in a point.

This entry has not yet been fully updated (first published 1972; most recently modified version published online June 2018).

单词	copunctal
释义	copunctaladj. /kəʊˈpʌŋktəl/ Etymology: < co- prefix 3 + punctual adj. and n. Mathematics. Meeting in a point, concurrent. ΘΚΠ the world > relative properties > number > geometry > point > [adjective] umbilical1728 polar1813 umbilicar1843 connectant1863 stigmatic1863 cuspidal1874 tropal1875 cusped1879 copunctal1896 open1896 perfect1897 closed1902 1896 Merriman & Woodward Higher Math. 71 (Cent. Dict. Suppl.) Planes all on the same point, or straights all with the same cross, are called copunctal. 1961 C. H. McDowell Dict. Math. 31 Copunctal, concurrent; meeting in a point. This entry has not yet been fully updated (first published 1972; most recently modified version published online June 2018). < adj.1896
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