planner

Concise Oxford English Dictionary © 2008 Oxford University Press:
plan/plan/

▶noun

• 1 a detailed proposal for doing or achieving something.

  ■ a scheme for the regular payment of contributions towards a pension, insurance policy, etc.: a personal pension plan.

• 2 an intention or decision about what one is going to do.

• 3 a map or diagram: a street plan.

  ■ a scale drawing of a horizontal section showing the layout of a given level of a building.

▶verb (plans, planning, planned)

• 1 decide on and arrange in advance.

  ■ make preparations for an anticipated event or time.

• 2 make a plan of.

– derivatives
planner noun,
planning noun.

– origin C17: from Fr., from earlier plant ‘ground plan, plane surface’; cf. plant.