obturation
Ob`tu*ra"tion, n. Etym: [L. obturare to stop up: cf.F. obturation.] Defn: The act of stopping up, or closing, an opening. "Deaf by an outward obturation." Bp. Hall.
Ob`tu*ra"tion, n. Etym: [L. obturare to stop up: cf.F. obturation.] Defn: The act of stopping up, or closing, an opening. "Deaf by an outward obturation." Bp. Hall.