IPA: /brɛdθ/
KK: /brɛdθ/
The distance or measurement from one side to the other; it refers to how wide something is. It can also mean a wide range of ideas or knowledge.
The breadth of her knowledge impressed everyone at the conference.
Breadth is derived from the Old English "bræd" (meaning wide or broad) and the suffix "-th" (which denotes a state or quality). The word "breadth" refers to the quality of being wide or the extent of something from side to side.
Think of the Old English word for wide, 'bræd', to remember that 'breadth' means the quality of being wide.