English to English Dictionary

Obliqueness

The state or quality of being neither parallel nor at a right angle to a specified or implied line; slanting or inclination.

Obliterate

To destroy utterly; wipe out.

Oblivion

The state of being unaware or unconscious of what is happening around one.

Oblong

Having a shape that is longer than it is wide.

Obscure

Not discovered or known about; uncertain.

Obscurity

The state of being unknown, inconspicuous, or unimportant.

Observation

The action or process of observing something or someone carefully in order to gain information.

Observatory

A room or building housing an astronomical telescope or other scientific equipment for the study of natural phenomena.

Observe

To watch carefully the way something happens or someone behaves.

Observer

A person who watches or notices something.

Observing

Quick to notice things; watchful and alert.

Obsession

The state of being besotted with or obsessed by someone or something.