Category: Pic

bow

1. The longitudinal curvature of a rod, bar, or piece of tubing or lumber. 2. A flexible rod for laying large curves to any desired curvature. 3. Old English term for flying …

bottom rail

1. The lowest horizontal structural member of the frame of a door or window that interconnects its vertical members. 2. The lower rail in a balustrade.

boss

1. A projecting, usually richly carved ornament placed at the   of ribs, groins, beams, etc., or at the termination of a molding. 2. In masonry, a roughly shaped stone set …

bonnet roof

A roof having a double slope on all four sides, the lower slope being less steep than the upper slope; often extends over an open-sided raised porch to provide excellent shade for the …

bolt

1. A metallic pin or rod having a head at one end and an external thread on the other for screwing up a nut; used for holding members or parts of members …

bolster

1. A short horizontal timber or steel member placed on top of a column to support and decrease the span of beams or girders. 2. One of the rolls forming the sides …