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Webster 1913 Edition
Obturation
Obˊtu-ra′tion
,Noun.
[L.
obturare
to stop up: cf. F. obturation
.] The act of stopping up, or closing, an opening.
“Deaf by an outward obturation.” Bp. Hall.
Webster 1828 Edition
Obturation
OBTURA'TION
,Noun.
The act of stopping by spreading over or covering.