RUM- 



279 



SAL- 



rumen (room'e'n) n. [L. rumen, the 

 throat.] The paunch or first cavity 

 of a ruminant's stomach (zool.). 



ruminant (roomlnSnt) n. [L. rumen, 

 throat] An animal which returns 

 and re-chews what has been 

 swallowed (zool.). 



ruminate (roonVlnat) a. [L. rumen, 

 the throat.] Having a mottled 

 appearance through the infolding 

 of the tegmen ; having mottled 

 albumen ; appl. such seeds as the 

 betel-nut (bat.). 



rumination (roonYmashun) n. [L. 

 rumen, the throat.] The act of 

 ruminant animals in returning the 

 food from the first stomach to the 

 mouth in small quantities for 

 thorough mastication and insaliva- 

 tion (phys.\ 



runcinate (run'smat) a. [L. runcina, 

 a plane.] Appl. a pinnate leaf when 

 the divisions point downwards, as 

 in the dandelion (dot.). 



runner (run'er) n. [A.S. rinnan, to 

 run.] A slender prostrate stem 

 which roots at the nodes, as in the 

 strawberry (bat.). 



rupestrine (roopfis'trm), rupicoline 

 (rooplk'olin), rupicolous (rooplk'- 

 plus) a. [L. rupes, rock ; colere, to 

 inhabit.] Growing or living on 

 rocks. 



ruptile (rup'tll) a. [L. rumpere, to 

 break.] Bursting in an irregular 

 manner (bot.). 



rust (rust) n. [A.S. rust, redness.] 

 A destructive parasite whose my- 

 celium lives in the intercellular 

 spaces of higher plants, as wheat 

 rust (hot.). 



rut (rut) n. [M.E. rutien, to rut.l 

 The season when deers mate and 

 copulate. 



sabuline (sab'ulln) a. [L. sabulum, 



sand.] Sandy, 

 sabulose, sabuline. 

 sac (sak) n. [L. saccus, a sack.] A 



sack, bag, or pouch, 

 saccate (sak'at) a. [L. saccus, a sack.] 



Pouched ; appl. a calyx of which 



two lateral sepals are expanded 



into little sacs or pouches ; gibbous 



(bot.). 

 sacciferous (sakslf'grus) a. [L. saccus, 



a sack ; ferre, to bear.] Furnished 



with a sac. 

 sacciform (sak'slform) a. [L. saccus, 



a sack ; forma, shape.] Like a sack 



or pouch, 

 sacculate (sak'ulat) a. [L. sacculus, a 



little bag.] Provided with little 



sacs, 

 sacculus (saVulus) n. [L. sacculus, 



a small sack.] A saccule or small 



sac ; the lower part of the vestibule 



of the ear (ana/.). 

 saccus (sak'us) n. [L. saccus, a sack.] 



A sac-like structure, as saccus 



vasculosus, saccus endolymphaticus 



of the brain (anat.). 

 sacral (sa'kril) a. [L. sacer, sacred.] 



Pert, the sacrum, 

 sacrocaudal (sa'krok&d'al) a. [L. 



sacer, sacred ; cauda, tail.] Pert. 



sacrum and tail region (zool^. 

 sacrococcygeal (sa'krokSksIj'eal) a. 



[L. sacer, sacred ; Gk. kokkyx, 



cuckoo.] Pert, sacrum and coccyx, 

 sacrolumbar (sa'kr6lum'b5r) a. [L. 



sacer, sacred ; lumbus, loin.] Pert. 



sacral and lumbar regions, 

 sacrospinal (sa'krospl'nil) a. [L. 



sacer, sacred ; spina, spine.] Pert. 



sacral region and spine, 

 sacrovertebral (saTcr6vgr / t6brai) a. 



[L. sacer, sacred ; vertebra, a joint] 



Pert, sacrum and vertebrae, 

 sacrum (sa'krum) n. [L. sacer, sacred.] 



The os sacrum or bone forming 



the termination of the vertebral 



column, usually consisting of several 



fused vertebrae (anat.). 

 sagittal (sajlt'al, sai'Ital) a. [L. 



sagitta, an arrow.] Appl. the 



suture between the parietals (anat.). 

 sagittal section, section or division 



in the median longitudinal plane 



(anat.). 

 sagittate (sajlt'at, sajltat) a. [L. 



sagitta, arrow.] Shaped like the 



head of an arrow, as a leaf (bot.). 

 sagittocyst (sajlt'oslst) n. [L. sagitta, 



arrow ; Gk. kystis, bladder.] A 



cyst or capsule in Turbellarians 



containing a single spindle (zool.). 

 saliva (sali'va) n. [L. saliva, spittle.] 



A fluid secreted by the mouth 



glands, which aids mastication and 



