noun
definition
def-ih-NISH-un/ˌdefɪˈnɪʃn/
The clear establishment of boundaries or distinguishing features.
The entry gives a triangle's definition by identifying its three sides.

Etymology
Completely setting boundaries became a way of stating a thing's limits and distinctive nature. A definition does this for meaning: it marks out what a word or idea includes.
In context
basic format for a glossary is a list of words in alphabetical order each word should be followed by a definition that explains what the word means
More examples
- The two laws use different definitions of public property.
- Better lighting gives the shapes in the photograph more definition.
- Regular strength training improves muscle definition in her arms.
Forms
definition · definitions
define verb — To establish something's meaning, limits, or features.
Similar words
- delineation
- Emphasizes tracing or describing boundaries and features precisely.
- clarity
- Emphasizes ease of perception or understanding rather than established boundaries.
- sharpness
- Emphasizes crisp edges and details, especially in images.