[sim-puh-thek-tuh-mee] /ˌsɪm pəˈθɛk tə mi/
noun, plural sympathectomies. Medicine/Medical.
surgery that interrupts a nerve pathway of the or involuntary nervous system.
Also called chemical sympathectomy. a like interruption by chemical means.
noun (pl) -mies
the surgical excision or chemical destruction (chemical sympathectomy) of one or more parts of the sympathetic nervous system
sympathectomy sym·pa·thec·to·my (sĭm’pə-thěk’tə-mē) or sym·pa·the·tec·to·my (sĭm’pə-thě-těk’tə-mē)
Surgical removal of a part of the sympathetic nervous system.
noun 1. a toilet that is not connected to sewage pipes but has a holding compartment where waste is chemically treated until disposal.
noun, Photography. 1. (def 4). [toh-ner] /ˈtoʊ nər/ noun 1. a person or thing that . 2. a highly concentrated organic pigment containing little or no inert matter. 3. a powder, either dry or dispersed in an organic liquid, used in xerography to produce the final image. 4. Also called chemical toner. Photography, Movies. a […]
noun 1. warfare with asphyxiating, poisonous, or corrosive gases, oil flames, etc. noun 1. warfare in which chemicals other than explosives are used as weapons, esp warfare using asphyxiating or nerve gases, poisons, defoliants, etc The use of chemical agents as a weapon of war or terror. From the mustard gas used in World War […]
noun, Geology. 1. any of the various weathering processes that cause exposed rock to undergo chemical decomposition, changing the chemical and mineralogical composition of the rock: Oxygen and acids are agents in chemical weathering.