MANTLE-CELL 



M jntle-cell (man' -tl-sel). Same as Tapetal Cell. 



Manual (man'-u-al) [mantis, hand]. Pertaining to 

 hand. M. -exercise Bone, a small triangular 

 osseous growth occasionally found in soldiers at the 

 tendinous insertion of the left deltoid muscle. It is 

 also called drill-bane. M. Method. See French 

 Method. 



Manubrial (man-u'-bre-al) [manus, hand]. Pertain- 

 ing to a manubrium. 



Manubrium (man-u'-bre-um) [L. , a handle]. In bi- 

 ology, variously applied to handle-like or haft-like 

 structures. M. of Malleus, a vertical process of bone 

 forming the handle-shaped attachment of the malleus 

 of the ear. M. manus, the radius. M. of Sternum, 

 the upper piece of the sternum. 



^anuduction yman-u-duk'-shuti) [mantis, hand; due- 

 tto, a leading]. The operations performed by the 

 hands' in surgical and obstetric practice. 



Vianuluvium (rnan-u-lu' -ve-um). Synonym of Mani- 

 luvium. 



Manure maniir') [ME. , menuren, to manage]. Dung 

 or other substance used to fertilize soil. 



Manus ma'-nus) [L.]. The hand. 



Manustupration (tnan-u-stu-pra'-shun). See Mastur- 

 bat 



Manyplies (man'-ip-liz) [many; ply\. In biology, the 

 third compartment in the complicated stomach of a 

 ruminant. It is also called the omasum or psalterium. 



Manz's Glands. Small flask-shaped depressions occa- 

 sionally seen on the border of the eyelids in man, and 

 commonly in lower animals. 



Manzanita (man-zan-e' -tan) [Sp. , small apple]. The 



leaves of Arctostaphylos glauca , common to California; 



v are astringent and tonic with reference to the 



lary organs. The drug resembles L\a ursi in pro- 



i perries. Dose of the fid. ext TTlxx-xxx. Unof. 



Maple | >;;a'-pl) [ME., mapel, maple]. See Acer. M.- 

 sugar. See Saccharum. 



Vlaquer's Salt. A compound known as "super-ar- 



I seniate of potassium."' 



Maranda (mar-an'-dah) [Ceylonese]. A Ceylonese 

 tree belonging to the Myrtaceae, the leaves of which 



| have been used in syphilis. Unof. 



Maransis mar-an'-sis). Synonym of Marasmus. 



Maranta (mar-an'-tafr). See Arrrnvroot. 



Marantic (mar-an'-tik) [uapai-riKoc ; jiapatveiv, to 

 make lean]. Pertaining to marasmus, or to general 

 malnutrition and prostration. M. Clot, a blood-clot 

 produced by slowing of the circulation. M. Throm- 

 bosis, primary thrombosis of the cerebral sinuses in 

 connection with general malnutrition. 



Maraschino {tnar-as-ke' -no) [Sp.]. A liquor made 

 from morello cherries. 



Marasmatic (mar-az-mat* -ik) . Synonym of Marasmic. 



Marasmic (mar-az'-mik) [uapaauog, decay]. Af- 



■ fected with marasmus. 



Marasmoid (mar-az'-moid) [uapaaudc, decay; elSoc, 

 like]. Resembling or simulating marasmus. 



Marasmopyra (mar-az-mop'-ir-ah) [fiapaauoc, wast- 

 ing; xvp, fire]. Hectic fever. 

 Marasmous (mar-az'-mus). Synonym of Marasmic. 

 Marasmus [mar-az'-mus) [uapatsuoi;; uapaiveiv, to 

 grow lean]. A gradual general deterioration of the 

 mental and physical forces, with marked emaciation. 

 As used popularly it is meant to refer to the wasting 

 of infants. It is generally encountered in hand-raised 

 babes, and is associated with indigestion from improper 

 feeding, congenital syphilis, rickets, or tuberculosis. 

 The children thus affected have a peculiar weazened 

 or senile appearance. In the majority of cases, with 

 proper care the child may be restored to health. 

 Marble-cutter's Phthisis'. See Chalcosis. 



727 MARIOTTES EXPERIMENT 



Marc {mark) [Fr., dregs]. A side-product in the 

 manufacture of wines, consisting of the stems, skins, 

 and stones of the grapes. It is used for the purpose 

 of making brandy by fermentation ; with sheet-copper 

 in the manufacture of verdigris; to start the fermen- 

 tation in vinegar-making ; as cattle-food ; when dried, 

 as fuel ; or for fertilizing purposes. The refuse of 

 olives, or of oil-seeds, after the removal of the oil, is 

 also called marc. 



Marcescent (mar-ses'-ent) [marcescere, to wither, fade, 

 decay]. In biology, withered or shriveled. 



March's Disease. Synonym of Exophthalmic Goiter, 

 a. v. Also see Diseases, Table of. 



Marchi's Solution. A solution for staining nerve-tis- 

 sues. See Stains, Table of. 



Marc id (mar'-sid) [marcidus, mar cere, to wither]. I. 

 Shrunken ; wasted. 2. Accompanied or character- 

 ized by wasting. 



Marcor (mar'-kor). See Marasmus. 



Mare [ME., mare, a horse; an incubus]. I. The 

 female of the horse. 2. The substance remaining 

 after the first distillation of spirits. 3. Oppressed 

 sleep ; nightmare. 



Maremmatic {mar-em-at 1 '-ik) [Maremme, a malarious 

 region of Italy]. Pertaining to very malarious re- 

 gions, especially of Italy. 



Marennin {mar-en' -in) [mare, the sea]. In biology, 

 Lankester's name for the green coloring-principle ab- 

 sorbed by oysters from diatoms (A'azdcula ostrearid) in 

 the process of greening. 



Mareo (mar'-e-o) [Span.]. Mountain sickness. A 

 malady characterized by nausea and violent headache, 

 occasionally overcoming persons who ascend to high 

 altitudes. 



Margaric Acid (mar-gar'-ik) . See Acids, Table of Fatty. 



Margarin (mar'-gar-in) [uapyapoc, the pearl-oyster]. 

 1 . A mixture of olein and palmatin. 2. An artificial 

 substitute for butter. 



Margarinic Acid (mar-gar-in'-ik). See Acid, Mar- 

 garic. 



M argaritoma (mar-gar-it-o / -mah) [fiapyapoc,Xhe pearl- 

 oyster; bua, a tumor]. Virchows term for a true 

 primary cholesteatoma-formation in the auditory canal. 



Margarone (mar'-gar-on). See Palmitone. 



Margarous Acid (mar' -gar- us). A synonym of Acid, 

 Stearic. 



Marginal (mar'-jin-al) [marginalis, from margo, mar- 

 gin]. Pertaining to the margin or border. M Con- 

 volution. See Convolutions, Table of. M. Lobe. 

 See Lobe. 



Marginate (mar' -jin-at) [marginare, to furnish with a 

 border]. In biology, applied to structures in which 

 the margin is peculiarly distinct. 



Marginoplasty (mar-Jin' -o-plas-fe) [margo, margin ; 

 -'/aaaeiv, to shape]. Plastic surgery of the marginal 

 portion of the eyelid. 



Margosin (mar' -go-sin) [/xapyapoc, the pearl-oyster]. 

 A bitter alkaloid obtained from Azadirachta indica. 



Maricolous (mar-ik'-o-lus) [mare, the sea ; colere, to 

 dwell]. In biology, applied to animals or plants in- 

 habiting the sea ; pelagic. 



Marie's Disease. -&kromegaly. See Akromegaly, 

 and Diseases, Table of. 



Marigold (mdr'-ig-old). See Calendula. 



Marine-blue. See Pigments, Conspectus of. 



Mariotte's Experiment. A device for demonstrating 

 the existence of the blind-spot of the eye, consisting 

 in placing a spot upon a paper at such an angle with 

 the visual axis that the image falls upon the papilla. 

 M.'s Blind-spot, M.'s Spot, the point of entrance 

 of the optic nerve into the fundus of the eye. M.'s 

 Law. See Law. 



