单词 | semaphoretic |
释义 | † semaphoreticadj. Mathematics. Obsolete. rare. = signaletic adj. 1. ΘΚΠ the world > relative properties > number > mathematical notation or symbol > [adjective] > of symbols umbral1851 semaphoretic1853 signaletic1853 1853 J. J. Sylvester in Philos. Trans. (Royal Soc.) 143 546 A signaletic or Semaphoretic series is a sequence of disjunctive terms, considered solely with reference to the algebraical signs of plus and minus which they respectively carry. This entry has been updated (OED Third Edition, March 2014; most recently modified version published online June 2018). < adj.1853 |
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