Longman Dictionary of Contemporary English homepage

necessitate

verb
     
ne‧ces‧si‧tate [transitive] formal
to make it necessary for you to do something:
Lack of money necessitated a change of plan.
necessitate doing something
This would necessitate interviewing all the staff.

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary