top of page

•    Adze – A tool, like an axe, with an arched blade at a right angle to the handle, used for shaping large pieces of wood.
•    Brace – A diagonal timber, either straight or curved, to strengthen framework.
•    Broad axe – A large broad headed axe. 
•    Cladding – A material covering the external face of the building which is not structural. 
•    Collar – A horizontal timber placed above wall plate level, spanning between and tying together a pair of rafters or crucks.
•    Cripple stud – A stud located either above or below a framed opening that does not run the full height of the wall. 
•    Crossmember – A transverse piece that adds support to a structure. 
•    Cruck blade – A curved timber, one of a pair that supports the roof of a structure. 
•    Damp proof course – A horizontal layer of impervious material inserted in a wall to prevent rising damp.
•    Daub – A sticky substance used for coating walls.
•    Dragon tie – A horizontal timber angle brace connecting adjoining walls.
•    Gable – The vertical triangular wall at the end of a roof, also applies to the wall at the end of a ridged roof. 
•    Girth – A horizontal timber placed between a wall plate and sill beam, which shortens and stiffens studs.
•    Halving joint – A woodworking joint in which the two members are joined by removing material from each at the point of intersection so that they               overlap.
•    Head binder – A horizontal timber used to join and align pre-fabricated stud walls, much like a wall plate in earlier construction.
•    Joist – One of several horizontal parallel timbers laid between walls or beams to carry flooring.
•    Lintel – A horizontal timber spanning an opening. 
•    Mortice – A socket cut into a piece of wood to receive a tenon.
•    Plinth – A projecting base of a wall often with a splayed top.
•    Post – A vertical timber that is structural.
•    Purlin – In roof construction, a longitudinal horizontal timber supporting the common rafters.
•    Rafter – One of several inclined timbers supporting the roof covering. 
•    Ridge – The apex of a roof with the ridge beam being the horizontal longitudinal timber supporting the rafters.
•    Sill – A strong horizontal timber forming a base in the frame of a timber framed building. 
•    Sole plate – A horizontal timber fixed to a foundation that stud walls then affix to, much like a sill beam in earlier construction.
•    Stud – The vertical members of a timber framed house between the main posts. 
•    Tennon – The end of a piece of wood reduced in width to fit into a mortice of another piece of wood, thus making a joint.
•    Tie beam – In roof construction, the main horizontal timber of a truss joining together the feet of the rafters at the wall plate. In cruck construction, the      main horizontal timber connecting the two cruck blades. 
•    Wall plate – A horizontal timber member at the top of the wall to receive the ends of the rafters, tie beams etc. 
•    Wattle – A network of interwoven sticks and twigs that would then be covered in daub, creating wattle and daub.
•    Yoke – A short horizontal timber joining the rafters together near the apex of a roof often supporting a ridge. 

Glossary
bottom of page