MIC 



263 



MIM 



short branching thalli, just large 

 enough to contain them, which, 

 growing in the epidermis, produces 

 the disease known as ' chloasma, ' 

 or 'pityriasis versicolor.' 



microtherms, n. plu,, mi-ro- 

 therms (Gr. mikros, small ; therme, 

 heat), in bot., plants which re- 

 quire only a small degree of heat 

 to bring them to perfection. 



microzyines, n. plu., mtWro-zlmz 

 (Gr. mikros, small ; zume, fer- 

 menting matter), a general term 

 for very minute organised par- 

 ticles, which present themselves 

 in liquids fermenting or under- 

 going decomposition ; the minute 

 organised particles which are 

 supposed to be the contagious 

 matter in zymotic diseases. 



midrib, n., mid'-rib (mid and 

 rib), in bot., a large or central 

 vein ; a continuation of the 

 petiole. 



midriff, n., iM'-rff (AS. mid, 

 middle ; hrif, entrails ; Dut. 

 middelrift, the diaphragm), in 

 anat., the muscular partition 

 which separates the cavity of the 

 chest from the belly ; the dia- 

 phragm. 



migraine, n., mig>rdn' (a French 

 corruption of hemicrania), the 

 brow-ague ; a painful disorder 

 generally on one side of the fore- 

 head ; a megrim. 



Mikania, n., mile- an' I- a (after 

 Professor Mikan, of Prague), a 



fenus of plants, Ord. Compositse, 

 ub-ord. Corymbiferae : Mikania 

 Guaco, gwdk'-o (from Guaco, S. 

 America), a species which has 

 been used to cure the bites of 

 snakes. 



miliaria, n., miKi-d^i-d (L. mil- 

 ium, a grain called millet), little 

 vesicles or blisters on the skin, 

 containing a sero - albuminous 

 fluid, which is simply retained 

 perspiration, so named as 

 resembling millet seeds ; miliary 

 fever, associated with excessive 

 heat of skin : miliary, a. , mil'-i- 



ar-t, accompanied with an erup- 

 tion resembling millet seeds. 



mimetic, a., mim-U'-ik (Gr. mim- 

 etikos, imitative from mimos, a 

 farcical entertainment, a mime), 

 applied to organs or animals 

 which resemble each other in 

 external appearance, but not in 

 characteristic structure ; appear- 

 ing like imitations of others. 



Mimosese, n. plu., mim-6z'8-e (Gr. 

 mimos, a mimic, an imitator), 

 a Sub-order of Ord. Leguminosse, 

 which yield gum in quantity, 

 and whose bark is frequently 

 astringent so named from many 

 species mimicking animal sensi- 

 bility in their leaves: Mimosa, n., 

 mim-dzf-a, a genus of leguminous 

 plants: Mimosa sensitiva, s&ntftt- 

 iv''(i (L. sensus, the faculty or 

 power of perceiving or feeling), and 

 M. pudica, pud'ik'a (L. pudlcus, 

 bashful, modest), are two species 

 which are commonly called sens- 

 itive plants. 



Mimulus, n., mtm'ul-us (Gr. 

 mimos, a mimic), a genus of 

 plants, Ord. Scrophulariaceae, 

 many of which are showy so 

 named from the ringent corollas 

 of the species ; the two lamellae 

 are irritable, and close when 

 irritated : Mimulus guttatus, 

 gut-tat'-us (L. guttatus, spotted, 

 speckled from gutta, a drop), a 

 species whose leaves are eatable 

 as a salad: M. luteus, ldt'8'tis 

 (L. lutZus, yellowish from lutum, 

 a plant used in dyeing yellow), 

 a species naturalised in many 

 parts of Britain : M. moschatus, 

 mos-kdt'us (mid L. moschatus , 

 having a smell like musk from 

 Ar. mosch, musk), a plant cultiv- 

 ated on account of its musk-like 

 odour. 



Mimusops, n., mim'-us-Sps (Gr. 

 mimo, an ape ; ops, the eye, the 

 countenance), a genus of orna- 

 | mental trees, Ord. Sapotaceae so 

 named from the fancied resem- 

 blance of the flowers to the face 



