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Webster 1913 Edition
Supervacaneous
Suˊper-va-ca′ne-ous
,Adj.
[L.
supervacaneus
, supervacuus
; super
over + vacuus
empty.] Serving no purpose; superfluous; needless.
[Obs.]
Howell.
Webster 1828 Edition
Supervacaneous
SUPERVACA'NEOUS
,Adj.