Persistent truncus arteriosus
persistent truncus arteriosus persistent trun·cus ar·te·ri·o·sus (trŭng’kəs är-tēr’ē-ō’səs)
n.
A congenital cardiovascular deformity resulting from the failure of the septum between the aorta and pulmonary trunk to develop and characterized by a common arterial trunk opening out of both ventricles with the pulmonary arteries branching from the ascending common trunk.
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[per-sist, -zist] /pərˈsɪst, -ˈzɪst/ verb (used without object) 1. to continue steadfastly or firmly in some state, purpose, course of action, or the like, especially in spite of opposition, remonstrance, etc.: to persist in working for world peace; to persist in unpopular political activities. 2. to last or endure tenaciously: The legend of King Arthur […]
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[per-sist, -zist] /pərˈsɪst, -ˈzɪst/ verb (used without object) 1. to continue steadfastly or firmly in some state, purpose, course of action, or the like, especially in spite of opposition, remonstrance, etc.: to persist in working for world peace; to persist in unpopular political activities. 2. to last or endure tenaciously: The legend of King Arthur […]
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[per-snik-i-tee] /pərˈsnɪk ɪ ti/ adjective, Informal. 1. overparticular; fussy. 2. snobbish or having the aloof attitude of a snob. 3. requiring painstaking care. /pəˈsnɪkɪtɪ/ adjective 1. the US word for pernickety adj. 1889, alteration of pernickety (q.v.). adjective Overfastidious; finical; fussy [first form 1905+, second 1814+; fr Scots dialect]