LAR 



232 



LAT 



I view or see), an instrument for j 

 exploring the larynx and upper 

 part of the windpipe, consisting 

 of a small reflecting mirror on a 

 slender stem, upon which rays of 

 artificial light may be thrown 

 from another mirror : laryngot- 

 omy, n., larking -gStf-tim-i (Gr. 

 tome, a cutting), the operation of 

 cutting into the larynx to permit 

 breathing in cases of obstruction. 



larynx, n., Idr'-inks (Gr. larungx, 

 the upper part of the windpipe, 

 larunggos, of the upper part, etc. ), 

 the upper part of the trachea or 

 windpipe, and concerned in mam- 

 mals in the production of vocal 

 sounds : laryngeal, a., Idr'-ing- 

 je'dl or lar-ing'-gZ-al, pert, to the 

 larynx: laryngitis, n., larking- 

 jit' is, inflammation of the larynx : 

 laryngo-tracheotomy, lar-ing'-go- 

 trdk f -e -ot'-om-l (see 'tracheotomy '), 

 the operation of opening the air- 

 passage through the cricoid 

 cartilage and upper ring of the 

 trachea. 



Lasiandra, n., Ids'-i-and'-rd (Gr. 

 lasios, hairy ; aner, a male, 

 andros, of a male), an elegant 

 genus of shrubs, Ord. Melastom- 

 acese, having hairy stamens, and 

 producing large purple blossoms 

 in panicles. 



latent, a., latf-$nt (L. Idtens, con- 

 cealing, hiding, Idtentis, of con- 

 cealing), not visible or apparent ; 

 in bot.j applied to buds that 

 remain in a dormant state. 



lateral, a., lat'er-al (L. laterdlis, 

 belonging to the side from latus, 

 a side, IdtZris, of a side), arising 

 from the side of the axis ; not 

 terminal : lateralis nasi, ldtf-er> 

 dl f -is ndzf-i (L. ndsus, the nose, 

 ndsl, of the nose), the lateral of 

 the nose; an artery derived from 

 the facial as that vessel is ascend- 

 ing along the side of the nose. 



lateritious, a., lat'&r'ish'-us (L. 

 later, a brick, a tile, lateris, of a 

 brick or tile), resembling brick 

 dust in colour. 



latex, n., Idt^ks (L. latex, a 

 liquid or juice, laticis, of a liquid), 

 in bet. , a granular or viscid fluid 

 contained in laticiferous vessels. 



LathrsBa, n., Idth-re'-a (Gr. lath- 

 raios, secret, private), a genus of 

 curious little root-parasites, fur- 

 nished with white fleshy scales 

 in the place of leaves, Ord. 

 Orobanchacese, so named as 

 being found in concealed places : 

 La three a squamaria, skwom* 

 dr f -i'd (L. squama, a scale), the 

 tooth-wort, parasitical upon the 

 roots of hazels, cherry laurels, 

 and other trees. 



Lathyrus, n., ldth'>ir-us (Gr. lath- 

 uros, a kind of small vetch or 

 pulse), a considerable genus of 

 handsome plants when in flower, 

 Ord. Leguminosse, Sub-ord. Papil- 

 ionacese : Lathyrus cicera, sis'- 

 er*a (L. cicera, pulse from 

 cicer, the chick-pea); also L. 

 aphaca, df'-dk-d (L. aphaca, Gr. 

 aphaka, a kind of pulse), possess 

 narcotic qualities in their seeds, 

 etc. ; the seeds of the latter pro- 

 duce intense headaches if eaten in 

 quantity : L. tuberosus, tub'er- 

 oz'-us (L. tuberosus, having fleshy 

 knobs from tuber, a protuber- 

 ance), a species whose roots 

 produce wholesome food : L. 

 odoratus, od'-Sr-dtf-us (L. odor- 

 dtus, scent, smell), the sweet-pea 

 of our gardens : L. sativus, sat- 

 iv'-us (L. satwus, sown orplanted), 

 the Gesse or Jarosse of the S. of 

 Europe whose seeds are eaten. 



laticiferous, a., lat'-i-sif-er-us (L. 

 latex, a liquid, juice, laticis, of a 

 liquid ; fero, I bear), conveying 

 latex, or elaborated sap ; having 

 anastomising tubes containing 

 latex. 



latiseptsB, n. plu., lat'-i-sep'te (L. 

 latus, a side, lateris, of a side ; 

 septum, a partition), in bot. t 

 cruciferous plants which have a 

 broad septum in their silicula. 



latissinms dorsi, n., lat-is'-sim-us 

 dorsal (L. latissimus, very broad 



