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Planner vs Undefined - What's the difference?

planner | undefined |

As a noun planner

is one who plans.

As an adjective undefined is

lacking a definition or value.

planner

English

(wikipedia planner)

Noun

(en noun)
  • One who plans.
    • Johnny is a good planner . He starts his work in time to get it finished by the deadline.
    Ms. Gunston is a planner for the county.
  • A notebook or software in which one keeps notations of items such as appointments, tasks, projects, and contacts.

    • Derived terms

    * route planner * daily planner * day planner * wedding planner * urban planner * meeting planner * personal planner

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined