English to English Dictionary

Oppressor

A person or entity that oppresses others, often through unjust or cruel use of power.

Ops

The practical application of plans, activities, or maneuvers, especially in a military or corporate context.

Opt

To make a choice or decision from a range of options.

Opt-Out

To choose not to participate in something, especially in a program or service.

Optical

Relating to sight or the science of optics.

Optical Telescope

An instrument that gathers and focuses light, primarily in the visible light part of the spectrum, to create a magnified image of distant objects.

Optician

A person qualified to make and supply eyeglasses and contact lenses for correction of vision.

Optics

The branch of physics that studies the physical properties of light and its interactions with matter.

Optimal

Most favorable or desirable under given circumstances.

Optimality

The state or condition of being optimal; the best or most effective condition.

Optimism

Hopefulness and confidence about the future or the successful outcome of something.

Optimization

The action of making the best or most effective use of a situation or resource.