noun
ell
EL/el/
The name of the letter L.
The house's footprint resembles a capital ell.

Etymology
The letter name supplies a visual comparison: a wing projecting at right angles makes an L-shaped building. The name of the shape came to name the extension itself.
In context
So, we're above the uh connecting [ell] going into the uh garage.
And then we've got the timber frame [ell] here in the middle.
More examples
- A capital ell looks like a right angle.
- The word “lily” has two ells.
- He mistakes the lowercase ell for the number one.
Forms
ell · ells