FILLING n.
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.
FIRST adv.
Before any other person or thing in time, space, rank, etc.; -- much used in composition with adjectives and participles. Adam was first formed, then Eve. 1 Tim. ii. 13. At first, At the first, at the beginning or origin. -- First or last, at one time or another; at the beginning or end. And all are fools and lovers f…
FOIL n.
The space between the cusps in Gothic architecture; a rounded or leaflike ornament, in windows, niches, etc. A group of foils is called trefoil, quatrefoil, quinquefoil, etc., according to the number of arcs of which it is composed. Foil stone, an imitation of a jewel or precious stone.