(La*ryn`go*tra"che*al) a. [Larynx + tracheal.] (Anat.) Pertaining to both larynx and
trachea; as, the laryngotracheal cartilage in the frog.
(La*ryn`go*tra`che*ot"o*my) n. [Larynx + tracheotomy.] (Surg.) The operation
of cutting into the larynx and the upper part of the trachea, a frequent operation for obstruction to
(Lar"ynx) n. [NL. from Gr. la`rygx, - yggos.] (Anat.) The expanded upper end of the windpipe
or trachea, connected with the hyoid bone or cartilage. It contains the vocal cords, which produce the
voice by their vibrations, when they are stretched and a current of air passes between them. The larynx
is connected with the pharynx by an opening, the glottis, which, in mammals, is protected by a lidlike
In the framework of the human larynx, the thyroid cartilage, attached to the hyoid bone, makes the protuberance
on the front of the neck known as Adam's apple, and is articulated below to the ringlike cricoid cartilage.
This is narrow in front and high behind, where, within the thyroid, it is surmounted by the two arytenoid
cartilages, from which the vocal cords pass forward to be attached together to the front of the thyroid.
(Las) n. A lace. See Lace. [Obs.] Chaucer.
(Las), a. & adv. Less. [Obs.] Chaucer.
(Las"car) n. [Per. & Hind. lashkar an army, an inferior artillery man, a cooly, a native sailor.]
A native sailor, employed in European vessels; also, a menial employed about arsenals, camps, camps,
etc.; a camp follower. [East Indies]
(Las"ci*ous) a. Loose; lascivious. [Obs.] "To depaint lascious wantonness." Holland.
(Las*civ"i*en*cy) n. [See Lascivient.] Lasciviousness; wantonness. [Obs.]
(Las*civ"i*ent) a. [L. lasciviens, pr. of lascivire to be wanton, fr. lascivus. See Lascivious.]
Lascivious. [Obs.] Dr. H. More.
(Las*civ"i*ous) a. [L. lascivia wantonness, fr. lascivus wanton; cf. Gr. la`stauros lecherous,
lh^n to wish, Skr. lash to desire.]
1. Wanton; lewd; lustful; as, lascivious men; lascivious desires. Milton.
2. Tending to produce voluptuous or lewd emotions.
He capers nimbly in a lady's chamberShak.
To the lascivious pleasing of a lute.
Las*civ"i*ous*ly, adv. Las*civ"i*ous*ness, n.
(La"ser*wort`) n. [L. laser the juice of the laserwort.] (Bot.) Any plant of the umbelliferous
genus Laserpitium, of several species (as L. glabrum, and L. siler), the root of which yields a resinous
substance of a bitter taste. The genus is mostly European.
(Lash) n. [OE. lasche; cf. D. lasch piece set in, joint, seam, G. lashe latchet, a bit of leather,
gusset, stripe, laschen to furnish with flaps, to lash or slap, Icel. laski gusset, flap, laska to break.]
1. The thong or braided cord of a whip, with which the blow is given.
I observed that your whip wanted a lash to it.Addison.