extima ex·ti·ma (ěk’stə-mə)
The outermost coat of a blood vessel.
[ik-stingkt] /ɪkˈstɪŋkt/ adjective 1. no longer in existence; that has ended or died out: an extinct species of fish. 2. no longer in use; obsolete: an extinct custom. 3. extinguished; quenched; not burning. 4. having ceased eruption; no longer active: an extinct volcano. /ɪkˈstɪŋkt/ adjective 1. (of an animal or plant species) having no living […]
[ik-stingk-shuh n] /ɪkˈstɪŋk ʃən/ noun 1. the act of . 2. the fact or condition of being or . 3. suppression; abolition; annihilation: the extinction of an army. 4. Biology. the act or process of becoming ; a coming to an end or dying out: the extinction of a species. 5. Psychology. the reduction or […]
[ik-stingk-tiv] /ɪkˈstɪŋk tɪv/ adjective 1. tending or serving to extinguish. /ɪkˈstɪŋktɪv/ adjective 1. tending or serving to extinguish or make extinct
[ek-steen, -stahyn] /ˈɛk stin, -staɪn/ noun, Botany. 1. . /ˈɛkstɪn; -tiːn; -taɪn/ noun 1. another name for exine extine (ěk’stēn’, -stīn’) See exine.