| Lapicque | Louis, French physiologist, 1866-1952. See: Lapicque's law. (05 Mar 2000) |
|---|---|
| Lapicque's law | The chronaxie is inversely proportional to the diameter of an axon. (05 Mar 2000) |
| lapidification | The act or process of lapidifying; fossilization; petrifaction. Origin: Cf. F. Lapidification. Source: Websters Dictionary (01 Mar 1998) |
| lapilli | <chemical> Volcanic ashes, consisting of small, angular, stony fragments or particles. Origin: L. Lapillus a little stone, dim. Of lapis stone. Source: Websters Dictionary (01 Mar 1998) |
| lapinised | Denoting viruses which have been adapted to develop in rabbits by serial transfers in this species. Origin: Fr. Lapin, rabbit (05 Mar 2000) |
| lapinization | Serial passage of a virus or vaccine in rabbits. Origin: Fr. Lapin, rabbit (05 Mar 2000) |
| lapis | Origin: L. A stone. Lapis calaminaris . [NL. <chemical> Calamine. Lapis infernalis . [L] Fused nitrate of silver; lunar caustic. Source: Websters Dictionary (01 Mar 1998) |
| lapis lazuli | <chemical> An albuminous mineral of a rich blue colour. Same as Lazuli, which see. Source: Websters Dictionary (01 Mar 1998) |
| Laplace's forceps | A forceps for approximating intestines during surgical anastomosis. (05 Mar 2000) |
| Laplace's law | The equilibrium relationship between transmural pressure difference (dP), wall tension (T), and radius of curvature (R) in a concave surface; for a sphere: dP = 2T/R; for a cylinder: dP = T/R. (05 Mar 2000) |
| Laplace, Ernest | <person> U.S. Surgeon, 1861-1924. See: Laplace's forceps. (05 Mar 2000) |
| Laplace, Pierre de | <person> French mathematician, 1749-1827. See: Laplace's law. (05 Mar 2000) |
| lappaceous | <botany> Resembling the capitulum of burdock; covered with forked points. Origin: L. Lappaceus burlike, fr. Lappa a bur. Source: Websters Dictionary (01 Mar 1998) |
| lappet | A small decorative fold or flap, especially, of lace or muslin, in a garment or headdress. <zoology> Lappet moth, one of several species of bombycid moths, which have stout, hairy caterpillars, flat beneath. Two common American species (Gastropacha Americana, and Tolype velleda) feed upon the apple tree. Origin: Dim. Of lap a fold. Source: Websters Dictionary (01 Mar 1998) |
| lapps | <ethnology> A branch of the Mongolian race, now living in the northern parts of Norway, Sweden, and the adjacent parts of Russia. Source: Websters Dictionary (01 Mar 1998) |