| lac vaccinum | Cow's milk. (05 Mar 2000) |
|---|---|
| lacca | A resinous excretion of an insect, Laccifer (Tachardia) lacca (family Coccidae). The insects suck the juice of various resiniferous Asiatic (chiefly Indian) trees and excrete and deposit "stick-lac." shellac softens at a low temperature. It has many nonmedicinal uses and is also used to coat confections and tablets and in dental materials, e.g., impression compound and denture base plates. Synonym: lacca. (05 Mar 2000) |
| laccase | <enzyme> An enzyme oxidizing benzenediols to semiquinones with O2. Synonym: monophenol monooxygenase, phenol oxidase, phenolase, polyphenol oxidase, urushiol oxidase. (05 Mar 2000) |
| laccic | <chemistry> Pertaining to lac, or produced from it; as, laccic acid. Origin: Cf. F. Laccique. Source: Websters Dictionary (01 Mar 1998) |
| laccin | <chemistry> A yellow amorphous substance obtained from lac. Origin: Cf. F. Laccine. Source: Websters Dictionary (01 Mar 1998) |
| laccolith | <geology> A mass of igneous rock intruded between sedimentary beds and resulting in a mammiform bulging of the overlying strata. Laccolitic. Origin: Gr. A cistern, -lith. Source: Websters Dictionary (01 Mar 1998) |
| lace | 1. That which binds or holds, especially by being interwoven; a string, cord, or band, usually one passing through eyelet or other holes, and used in drawing and holding together parts of a garment, of a shoe, of a machine belt, etc. "His hat hung at his back down by a lace." (Chaucer) "For striving more, the more in laces strong Himself he tied." (Spenser) 2. A snare or gin, especially one made of interwoven cords; a net. "Vulcanus had caught thee [Venus] in his lace." (Chaucer) 3. A fabric of fine threads of linen, silk, cotton, etc, often ornamented with figures; a delicate tissue of thread, much worn as an ornament of dress. "Our English dames are much given to the wearing of costlylaces." (Bacon) 4. Spirits added to coffee or some other beverage. Alencon lace, a kind of point lace, entirely of needlework, first made at Alencon in France, in the 17th century. It is very durable and of great beauty and cost. Bone lace, Brussels lace, etc. See Bone, Brussels, etc. Gold lace, or Silver lace, lace having warp threads of silk, or silk and cotton, and a weft of silk threads covered with gold (or silver), or with gilt. Lace leather, thin, oil-tanned leather suitable for cutting into lacings for machine belts. <zoology> Lace lizard, the main piece of timber which supports the beak or head projecting beyond the stem of a ship. Lace pillow, and Pillow lace. See Pillow. Origin: OE. Las, OF. Laz, F. Lacs, dim. Lacet, fr. L. Laqueus noose, snare; prob. Akin to lacere to entice. Cf. Delight, Elicit, Lasso, Latchet. Source: Websters Dictionary (01 Mar 1998) |
| lace-bark | <botany> A shrub in the West Indies (Lagetta Iintearia); so called from the lacelike layers of its inner bark. Source: Websters Dictionary (01 Mar 1998) |
| lace-winged | <zoology> Having thin, transparent, reticulated wings; as, the lace-winged flies. Source: Websters Dictionary (01 Mar 1998) |
| lacerable | Capable of being, or liable to be, torn. Origin: L. Lacero, to tear to pieces, fr. Lacer, mangled (05 Mar 2000) |
| lacerate | To cut. (27 Sep 1997) |
| lacerated | 1. Rent; torn; mangled; as, a lacerated wound. "By each other's fury lacerate" (Southey) 2. <botany> Jagged, or slashed irregularly, at the end, or along the edge. Origin: L. Laceratus, p. P. Source: Websters Dictionary (01 Mar 1998) |
| lacerated foramen | <anatomy> An irregular aperture, filled with cartilage (basilar cartilage) in the living, located between the apex of the petrous part of the temporal bone, the body of the sphenoid, and the basilar part of the occipital bones. Several structures pass along the margins of the foramen in a nearly horizontal direction but no structures pass through vertically. Synonym: foramen lacerum medium, lacerated foramen, sphenotic foramen. (05 Mar 2000) |
| laceration | 1. The act of tearing. 2. A torn, ragged, mangled wound. Origin: L. Laceratio (18 Nov 1997) |
| lacert | A muscle of the human body. Origin: OE. Lacerte. See Lacertus. Source: Websters Dictionary (01 Mar 1998) |