noun
breadth
BREDTH/bredθ/
The extent from one side to another.
She measures the table's breadth before deciding whether it fits through the doorway.

Etymology
Old English brædu named width or extent. That measurement sense survives in breadth: how far something extends from side to side.
In context
this Prince's dominions reached about 6,000 miles in length and from three to five in breadth
More examples
- We admired the breadth of his knowledge.
- The course offers breadth rather than deep specialization.
- The narrow bridge spans only a car's breadth.
Forms
breadth · breadths
Similar words
- depth
- Depth measures inward extent; figuratively it emphasizes detailed understanding rather than breadth's range.