单词 | limaçon |
释义 | limaçonn.ΘΚΠ society > armed hostility > military operations > manoeuvre > [noun] > other manoeuvres limaçon1581 extraduction1635 decursiona1657 feint1683 debouchment1827 pincer1917 leap-frog1918 pincer movement1918 link-up1945 1581 T. Styward Pathwaie to Martiall Discipline i. 68 You shall bring them in this proportion of a ring, otherwise called a limasson. 1591 W. Garrard & R. Hitchcock Arte of Warre 207 To the end they may assure themselues the better, it is necessarie they make Lymassons when they are in simple and single aray. 2. (See quot. 1839; some dictionaries give the sense as English.) ΚΠ 1839 Penny Cycl. XIV. 315/2 The Univalve Shells, as they were then [1757] called, or as Adanson denominates them, the Limaçons. 3. Mathematics. (See quot. 1877.) ΚΠ 1852 G. Salmon Treat. Higher Plane Curves iv. 203 The origin is a double point, and the curve is of the fourth class, and is the ‘limaçon de Pascal’.] 1873 G. Salmon Treat. Higher Plane Curves (ed. 2) ii. 43 In like manner on the radius vector to a fixed circle from a fixed point on it a portion of fixed length is taken on either side of the circle. The curve is called Pascal's limaçon. 1874 Sylvester in Proc. Royal Inst. 7 186 (note) The Limaçon of Pascal. 1877 Cayley in Encycl. Brit. VI. 723/1 A form which presents itself is when two ovals, one inside the other, unite, so as to give rise to a crunode—in default of a better name this may be called, after the curve of that name, a limaçon. 4. A metallic gimp ( Funk's Stand. Dict. 1893). This entry has not yet been fully updated (first published 1903; most recently modified version published online December 2020). < n.1581 |
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