Joist vs. Rafter

Joistnoun

A piece of timber laid horizontally, or nearly so, to which the planks of the floor, or the laths or furring strips of a ceiling, are nailed.

Joistverb

(transitive) To fit or furnish with joists.

Joistnoun

A piece of timber laid horizontally, or nearly so, to which the planks of the floor, or the laths or furring strips of a ceiling, are nailed; - called, according to its position or use, binding joist, bridging joist, ceiling joist, trimming joist, etc. See Illust. of Double-framed floor, under Double, a.

Joistverb

To fit or furnish with joists.

Joistnoun

beam used to support floors or roofs

Joist

A joist is a horizontal structural member used in framing to span an open space, often between beams that subsequently transfer loads to vertical members. When incorporated into a floor framing system, joists serve to provide stiffness to the subfloor sheathing, allowing it to function as a horizontal diaphragm.

Rafternoun

One of a series of sloped beams that extend from the ridge or hip to the downslope perimeter or eave, designed to support the roof deck and its associated loads.

Rafternoun

flock of turkeys

Rafternoun

A raftsman.

Rafterverb

(transitive) To make (timber, etc.) into rafters.

Rafterverb

(transitive) To furnish (a building) with rafters.

Rafterverb

To plough so as to turn the grass side of each furrow upon an unploughed ridge; to ridge.

Rafternoun

A raftsman.

Rafternoun

Originally, any rough and somewhat heavy piece of timber. Now, commonly, one of the timbers of a roof which are put on sloping, according to the inclination of the roof. See Illust. of Queen-post.

Rafterverb

To make into rafters, as timber.

Rafterverb

To furnish with rafters, as a house.

Rafterverb

To plow so as to turn the grass side of each furrow upon an unplowed ridge; to ridge.

Rafternoun

one of several parallel sloping beams that support a roof

Rafternoun

someone who travels by raft

Rafterverb

provide (a ceiling) with rafters

Rafter

A rafter is one of a series of sloped structural members such as wooden beams that extend from the ridge or hip to the wall plate, downslope perimeter or eave, and that are designed to support the roof shingles, roof deck and its associated loads. A pair of rafters is called a couple.