Dictionary

joist

noun \ˈjist\

: a strong, heavy board that supports a floor or ceiling

Full Definition of JOIST

:  any of the small timbers or metal beams ranged parallel from wall to wall in a structure to support a floor or ceiling

Illustration of JOIST

Origin of JOIST

Middle English giste, joiste, from Anglo-French giste, from Vulgar Latin *jacitum, from Latin jacēre to lie — more at adjacent
First Known Use: 15th century

Rhymes with JOIST

Browse

9 ENTRIES FOUND:
Next Word in the Dictionary: jojobaPrevious Word in the Dictionary: jointwormAll Words Near: joist
May 25, 2015
callithump Hear it
a noisy boisterous band or parade
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears