Irritating
121chlorine — chlorinous, adj. /klawr een, in, klohr /, n. a halogen element, a heavy, greenish yellow, incombustible, water soluble, poisonous gas that is highly irritating to the respiratory organs, obtained chiefly by electrolysis of sodium chloride brine:… …
122iodine — /uy euh duyn , din/; in Chem. also /uy euh deen /, n. Chem. a nonmetallic halogen element occurring at ordinary temperatures as a grayish black crystalline solid that sublimes to a dense violet vapor when heated: used in medicine as an antiseptic …
123orthopteran — /awr thop teuhr euhn/, adj. 1. orthopterous. n. 2. an orthopterous insect. [1895 1900; < NL Orthopter(a) (see ORTHOPTERON) + AN] * * * ▪ insect Introduction broadly, any member of one of four insect orders. Orthopteran has come to be regarded… …
124ozone — ozonic /oh zon ik, oh zoh nik/, adj. /oh zohn, oh zohn /, n. a form of oxygen, O3, with a peculiar odor suggesting that of weak chlorine, produced when an electric spark or ultraviolet light is passed through air or oxygen. It is found in the… …
125periodontitis — /per ee oh don tuy tis/, n. Dentistry. inflammation of the periodontium caused by bacteria that infect the roots of teeth and the surrounding gum crevices, producing bleeding, pus formation, and gradual loss of bone and the tissues that support… …
126poinsettia — /poyn set ee euh, set euh/, n. a plant, Euphorbia (Poinsettia) pulcherrima, of the spurge family, native to Mexico and Central America, having variously lobed leaves and brilliant scarlet, pink, or white petallike bracts. [1830 40; < NL, named… …
127digestive system, human — Introduction the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… …
128Representative poisonous plants — ▪ Table Representative poisonous plants name and distribution toxic principle toxic effects and comments Plants poisonous to eat rosary pea, or jequirity bean (Abrus precatorius); tropical regions abrin (N methyltryptophan) and abric acid onset… …
