Definition of breadth noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
1. the measure of the second largest dimension of a plane or solid figure; width. 2. an extent or piece of something of definite or full width or as measured by its width: a breadth of cloth. 3. freedom from narrowness, as of viewpoint or interests. 4. size in general; extent; scope.
There are ten meanings listed in OED's entry for the noun breadth, three of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.
Breadth often refers to a physical measurement, but it can also be used to describe comprehensiveness or largeness of any kind, such as breadth of knowledge or breadth of experience.