(Of times) instability and unpredictability. violent or unsteady movement of air or water.

quantity having direction as well as magnitude. Math a quantity that has both size and direction. direct aircraft in flight to desired point.

place where road branches off from another. To become a different quality, color, etc..

To say something in an official or sure way.

reciprocal action or influence. Processes of people or things affecting each other.

title at head of page or section. To be first or at the front or top (e.g. a list).

Movement downward; movement toward something bad.

verbal written or recorded communication. Pieces of information that are told/given to someone. To communicate using text.

in space separating things. Among two or more people who share something.

Sudden event needing an immediate action.

Method or route used for sending or getting things. direct towards end or goal.

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. Allowing you to pass between, or to.

To prove that someone is not guilty or to blame.

To make clear or easy to understand by describing.