JOIST

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Beam used to support floors or roofs

Classified under:

Nouns denoting man-made objects

Hypernyms ("joist" is a kind of...):

beam (long thick piece of wood or metal or concrete, etc., used in construction)

Hyponyms (each of the following is a kind of "joist"):

floor joist (joist that supports a floor)

trimmer; trimmer joist (joist that receives the end of a header in floor or roof framing in order to leave an opening for a staircase or chimney etc.)

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