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Air infected with some noxious substance capable of engendering disease; esp., an unhealthy exhalation from certain soils, as marshy or wet lands, producing fevers; miasma.

which see) and when transferred to the blood of man, by the bite of the mosquito, produce malaria. The young parasites, or sporozoites, enter the red blood corpuscles, growing at their expense, undergoing sporulation, and finally destroying the corpuscles, thus liberating in the blood plasma an immense number of small…

Of or pertaining, to or infected by, malaria. Malarial fever (Med.), a fever produced by malaria, and characterized by the occurrence of chills, fever, and sweating in distinct paroxysms, At intervals of definite and often uniform duration, in which these symptoms are wholly absent (intermittent fever), or only partial…

Good against malaria.

Pertaining to typhoid fever and malaria; as, typhomalarial fever, a form of fever having symptoms both of malarial and typhoid fever.

A genus of mosquitoes which are secondary hosts of the malaria parasites, and whose bite is the usual, if not the only, means of infecting human beings with malaria. Several species are found in the United States. They may be distinguished from the ordinary mosquitoes of the genus Culex by the long slender palpi, nearl…

ivated in tropical and warm temperate regions for its timber, and as a protection against malaria. The essential oil is beginning to be used in medicine. The timber is very useful. See Eucalyptus. -- Blue jack, Blue stone, blue vitriol; sulphate of copper. -- Blue jacket, a man-of war's man; a sailor wearing a naval…

A form of malarial fever occurring along the Chagres River, Panama.

r and ague, a form of fever recurring in paroxysms which are preceded by chills. It is of malarial origin. -- Fever blister (Med.), a blister or vesicle often found about the mouth in febrile states; a variety of herpes. -- Fever bush (Bot.), the wild allspice or spice bush. See Spicewood. -- Fever powder. Same as J…

The root of the yellow jasmine, used in malarial fevers, etc.

d somewhat amoboid, produced by segmentation of the schizonts of certain Sporozoa, as the malaria parasite.

n the air; air made noxious by the presence of such particles or germs; noxious effluvia; malaria.

Of or pertaining to marshes or fens; marshy. [R.] Paludal fever, malarial fever; -- so called because generated in marshy districts.

The morbid phenomena produced by dwelling among marshes; malarial disease or disposition.

of trees of various species of Cinchona. It acts as a powerful tonic, and is a remedy for malarial diseases. This property is due to several alkaloids, as quinine, cinchonine, etc., and their compounds; -- called also Jesuit's bark, and cinchona. See Cinchona.

n which the symptoms temporarily abate at regular intervals, but do not wholly cease. See Malarial fever, under Malarial.

r adaption, and not on general principles; as, quinine is a specific medicine in cases of malaria. In fact, all medicines will be found specific in the perfection of the science. Coleridge. Specific character (Nat. Hist.), a characteristic or characteristics distinguishing one species from every other species of the sa…

preparation containing quinine and many other ingredients, often used in the treatment of malarial affections. It was invented by Dr. Warburg of London.