irritability
121combat fatigue — n. a psychoneurotic condition characterized by anxiety, irritability, depression, etc., often occurring after prolonged combat in warfare * * * ▪ psychology also called battle fatigue, or shell shock, a neurotic disorder caused by the… …
122amphetamine — /am fet euh meen , min/, n. Pharm. a racemic drug, C9H13N, that stimulates the central nervous system: used chiefly to lift the mood in depressive states and to control the appetite in cases of obesity. [1935 40; A(LPHA) + M(ETHYL) + PH(ENYL) +… …
123caffeine — caffeinic /ka fee nik, kaf ee in ik/, adj. /ka feen , kaf een, kaf ee in/, n. Chem., Pharm. a white, crystalline, bitter alkaloid, C8H10N4O2, usually derived from coffee or tea: used in medicine chiefly as a nervous system stimulant. Also,… …
124diagnosis — /duy euhg noh sis/, n., pl. diagnoses / seez/. 1. Med. a. the process of determining by examination the nature and circumstances of a diseased condition. b. the decision reached from such an examination. Abbr.: Dx 2. Biol. scientific… …
125dysmenorrhea — dysmenorrheal, adj. /dis men euh ree euh/, n. Med. painful menstruation. Also, dysmenorrhoea. [1800 10; < NL; see DYS , MENORRHEA] * * * Pain or cramps before or during menstruation. In primary dysmenorrhea, caused by endocrine imbalances,… …
126hyperirritability — hyperirritable, adj. /huy peuhr ir i teuh bil i tee/, n. extreme irritability. [1910 15; HYPER + IRRITABILITY] * * * …
127kwashiorkor — /kwah shee awr kawr, keuhr/, n. Pathol. a malnutrition disease, chiefly of children, caused by severe protein and vitamin deficiency and characterized by retarded growth, changes in pigmentation, potbelly, and anemia. [1930 35; < Ga kwašioko the… …
128nervous system — Anat., Zool. 1. the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. 2. a particular part of this system. Cf. autonomic nervous system, central nervous system, peripheral nervous… …
