The new international encyclopaedia . Philadel|)hiaMedical Societj. In he became a memberof the Royal Academy of Medicine in France, andin 1S30 honorary fellow of the Royal iledicaland Chirurgical Society of London. He was theauthor of Deapoplexia (1792). PHYSIC-NTJT (Jatropha). A genus of about70 species of tropical shrubs and trees of thenatural order Euphorbiacea, characterized byalternate, stalked, angled, or lobed leaves,corymbs of flowers on long stalks, and the acridoil of their seeds. The common physic-nut {Ja-tropha Curcas) of the East Indies, introducedinto the West Indies, sou
The new international encyclopaedia . Philadel|)hiaMedical Societj. In he became a memberof the Royal Academy of Medicine in France, andin 1S30 honorary fellow of the Royal iledicaland Chirurgical Society of London. He was theauthor of Deapoplexia (1792). PHYSIC-NTJT (Jatropha). A genus of about70 species of tropical shrubs and trees of thenatural order Euphorbiacea, characterized byalternate, stalked, angled, or lobed leaves,corymbs of flowers on long stalks, and the acridoil of their seeds. The common physic-nut {Ja-tropha Curcas) of the East Indies, introducedinto the West Indies, southern Florida, and otherwarm parts of the world, is a small, muchbranched, rapidly growing tree or bush with amilky juice. It is used for fences in many tropi-cal countries. The expressed oil. conunonlycalled jatropha oil, is iised for illuminating pur-poses, and has been used in medicine. The Frenchor Spanish physic-nut {Jatropha multifida), anAmerican shrub with many-Iobed leaves, yieldsan acrid oil, called oil of piuhoen. To this. PBVSIC-NOT. genus belongs the pinoncillo (Jatropha lobata)of Peru, the roasted seed of which is an agree-ably flavored food. Incisions in the stem of thistree allow the escape of a clear bright powerfullycaustic liquid which after some time iHcomesblack and horny, but retains this property foryears. Physic-nettle {Jatropha urens), a nativeof the Southern United States, has similar quali-ties. PHYSICS (from Gk. (fivaiKi, physika, nom. of (pv<nK6s. physikos. relating to nature).Physics is one of the successors of the studyformerly called natural philosophy, or the scienceof the phenomena of nature as revealed to us byour senses and as interpreted and systematized PHYSICS. 790 PHYSICS. by our intellects. The name itself is the pluralof the word physic, which was used as early asthe fourteenth century to mean natural phi-losophy, but which afterwards became restrictedto mean the science of medicine, and finally tomean a medicine or drug itse
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