Sill vs. Jamb

Sillnoun

(architecture) (also window sill) A horizontal slat which forms the base of a window.

Sillnoun

(construction) A horizontal, structural member of a building near ground level on a foundation or pilings or lying on the ground in earth-fast construction and bearing the upright portion of a frame. Also called a ground plate, groundsill, sole, sole-plate, mudsill. An interrupted sill fits between posts instead of being below and supporting the posts in timber framing.

Sillnoun

(geology) A horizontal layer of igneous rock between older rock beds.

Sillnoun

A piece of timber across the bottom of a canal lock for the gates to shut against.

Sillnoun

(anatomy) A raised area at the base of the nasal aperture in the skull.

Sillnoun

The inner edge of the bottom of an embrasure.

Sillnoun

(UK) A young herring.

Sillnoun

The shaft or thill of a carriage.

Sillnoun

The basis or foundation of a thing; especially, a horizontal piece, as a timber, which forms the lower member of a frame, or supports a structure; as, the sills of a house, of a bridge, of a loom, and the like.

Sillnoun

The shaft or thill of a carriage.

Sillnoun

A young herring.

Sillnoun

structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure

Sillnoun

(geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock

Jambnoun

Either of the vertical components that form the side of an opening in a wall, such as that of a door frame, window frame, or fireplace.

Jambnoun

(mining) Any thick mass of rock that prevents miners from following the lode or vein.

Jambverb

(transitive) To fix or attach a jamb to.

Jambnoun

The vertical side of any opening, as a door or fireplace; hence, less properly, any narrow vertical surface of wall, as the of a chimney-breast or of a pier, as distinguished from its face.

Jambnoun

Any thick mass of rock which prevents miners from following the lode or vein.

Jambnoun

See Jambes.

Jambverb

See Jam, v. t. & i.

Jambnoun

upright consisting of a vertical side member of a door or window frame

Jamb

A jamb (from French jambe, ), in architecture, is the side-post or lining of a doorway or other aperture. The jambs of a window outside the frame are called “reveals.” Small shafts to doors and windows with caps and bases are known as “jamb-shafts”; when in the inside arris of the jamb of a window they are sometimes called A doorjamb, door jamb (also sometimes doorpost) is the vertical portion of the door frame onto which a door is secured.