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.

(of ornamental design or carving) made to resemble partly unrolled scroll of parchment. action of moving text or graphics up, down, or across on computer screen. To move up and down a computer screen.

Causing trouble. Question to show understanding of a math concept.

To need to do something, to make it necessary.

A structure with a roof and walls, e.g. a house. To construct a house, office, factory.

One more, but not this. One more added. One more (thing).

Hard; not easy; you need to work hard to do it.

In a reasonable and practical manner.

having paid employment. action of doing work. To be functioning properly, e.g. a car.

Drug used to treat shock and hypotension.

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

Activity of working to make a profit.

To fall on the shore, as in waves.

Easily understood and clear; plain to see.

expert in neuroscience. .