单词 | tractatrix |
释义 | tractatrixn. 1. A female shampooer. rare. ΘΚΠ the mind > attention and judgement > beautification > beautification of the person > beautification of the hair > barbers and hairdressers > [noun] > who shampoos tractatrix1874 1874 M. Collins & F. Collins Frances II. 117 That stout Miss Susanetta, with her shrill voice, and her hands of the tractatrix, is a strange creature. 2. Geometry. = tractrix n. ΘΚΠ the world > relative properties > number > geometry > curve > [noun] > other quadratrix1656 section1665 family1705 semiparabola1728 tractrix1728 witcha1760 tractory1820 sinusoid1823 tractatrix1828 indicatrix1841 hodograph1847 tetrazomal1867 space curve1875 horograph1879 hypercycle1889 Peano curve1900 multiple arc1967 unknot1971 fractal1975 analemma1978 1828 in N. Webster Amer. Dict. Eng. Lang. ; hence in later Dicts. This entry has not yet been fully updated (first published 1913; most recently modified version published online June 2021). < n.1828 |
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