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Webster 1913 Edition
Filling
Fill′ing
,Noun.
1.
That which is used to fill a cavity or any empty space, or to supply a deficiency;
as,
filling
for a cavity in a tooth, a depression in a roadbed, the space between exterior and interior walls of masonry, the pores of open-grained wood, the space between the outer and inner planks of a vessel, etc.2.
The woof in woven fabrics.
Webster 1828 Edition
Filling
FILL'ING
,ppr.
FILL'ING
, n.1.
A making full; supply.2.
The woof in weaving.