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tarweed
(Encyclopedia) tarweed, any of several related resinous herbs (chiefly species of Hemizonia and Madia) of the family Asteraceae (aster family), having strongly scented and sticky herbage. Most North…carbon monoxide
(Encyclopedia) carbon monoxide, chemical compound, CO, a colorless, odorless, tasteless, extremely poisonous gas that is less dense than air under ordinary conditions. It is very slightly soluble in…boil
(Encyclopedia) boil or furunclefurunclefy&oobreve;rˈŭngkəl [key], tender, painful inflammatory nodule in the skin, which becomes pustular but with a hard center (see abscess). It may be caused by…Bunsen, Robert Wilhelm
(Encyclopedia) Bunsen, Robert WilhelmBunsen, Robert Wilhelmbŭnˈsən, Ger. rōˈbĕrt vĭlˈhĕlm b&oobreve;nˈzən [key], 1811–99, German scientist, educated at the Univ. of Göttingen, where he received…white lead
(Encyclopedia) white lead, heavy, white substance, poisonous, insoluble in water, extensively used as a white pigment and base in paints. It is one of the oldest paint pigments used by humans.…wrasse
(Encyclopedia) wrassewrasserăs [key], common name for a member of the large family Labridae, brilliantly colored fishes found among rocks and kelp in tropical seas. Wrasses, related to the…laetrile
(Encyclopedia) laetrilelaetrilelāˈətrĭlˌ [key], name given to the chemical amygdalin, a substance derived from an extract of the kernels of many fruits, notably apricots, bitter almonds, and peaches…septicemia
(Encyclopedia) septicemiasepticemiasĕptĭsēˈmēə [key], invasion of the bloodstream by virulent bacteria that multiply and discharge their toxic products. The disorder, which is serious and sometimes…Bocskay, Stephen
(Encyclopedia) Bocskay, StephenBocskay, Stephenbôchˈkī [key], 1557–1606, Hungarian noble, voivode [governor] (1604–6) and prince (1605–6) of Transylvania. Seeking to secure the independence of…atropine
(Encyclopedia) atropineatropineătˈrəpēn, –pĭn [key], alkaloid drug derived from belladonna and other plants of the family Solanaceae (nightshade family). Available either as the tincture or extract…Trending
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