fixed or movable upright partition used to divide room, give shelter from draughts, heat, or light. Flat surfaces on computers or TVs showing images. conceal, protect, or shelter person or thing with screen.

traveller on public or private conveyance other than driver or crew. People who are traveling in a vehicle.

aeroplane, helicopter, or other machine capable of flight.

Groups of things that are similar in some way.

Being in a romantic relationship. To be associated or connected with.

quantity. (Values) added up to a certain figure. To add up to a certain figure.

Related or connected to electricity.

set of things working together as parts of mechanism. Sets of organized planned ideas that work together.

existing or occurring before in time or order.

Proven; true; checked. To formally approve or check something.

person or thing that generates something. Machine that produces electrical power.

(Statistics) being clearly different.

To consider something as important or special.

type of aircraft which derives both lift and propulsion from one or more sets of horizontally revolving overhead rotors. transport by helicopter.

invitation to compete/fight. Activities you wish to try that may be hard to do. To question the correctness of something.