not having official permission or approval. To not have the necessary authorization, access.

Test performed to assess new ideas or theories. To create and perform tests to research something.

devote time and attention to gaining knowledge of academic subject.

Being in attendance; being there; having turned up. Verb tense indicating an action is happening now. To give a speech or presentation.

thing inscribed, as on monument or in book.

To create a sentence, story, argument or theory.

corresponding to forward movement of hands of clock. in same direction as typical forward movement of hands of clock.

notice and register as significant.

person, animal, etc. belonging to group. People or things belonging to a group or team.

first or earliest. earliest form of something.

having been formally announced. To write in a newspaper or speak on a news program.

solid surface of earth. Basic reasons behind a belief or action. (Of boat) to hit the bottom so it cannot move.

A sale at a store to get rid of excess items.

next to or joined with. To be bordering on; be next to something.

room or building equipped for scientific experiments.