fundamental truth or proposition. Natural law that explains how things work.

made more modern or up to date. To download the latest version of software.

easily understood or done.

having distinctive qualities of particular type of person or thing.

Distribution of forces before battle or work.

standard of something as measured against other things of similar kind.

in space separating things. In the space that separates two objects.

Not having a joint, e.g. of sewing. Flowing; uninterrupted.

Powerful group who control and organize things. make or operate on with machine.

perceive intended meaning of.

having paid employment. action of doing work. To make an effort to do something.

advantage or profit gained. Good results or effects, something advantageous. To have a good effect or be helpful.

Someone whose job is to repair or maintain engines. design and build.

gladly received. used to greet someone in polite or friendly way. instance or manner of greeting someone. To greet someone who has just arrived.

Having a smooth efficient shape. line along which flow of moving fluid is least turbulent. design with form that presents little resistance to flow of air or water.