To formulate is to create a strategy or come up with a plan or idea, or to express an idea in a clear, concise way.
(verb)
- When you come up with a plan to solve a problem in your local schools, this is an example of a time when youformulate a plan.
- When a chemical reaction is simple enough to be written out in a basic chemical equation, this is an example of a time when you formulate the reaction.