English to English Dictionary

Obsidian

A dark, glasslike volcanic rock that forms when lava cools rapidly without crystal growth.

Obsolescence

The state of being obsolete or no longer produced or used, or no longer useful.

Obsolescence

The process of becoming obsolete or outdated.

Obsolete

No longer produced or used; out of date.

Obsolete Assets

Assets that are no longer useful or relevant due to changes in technology, market conditions, or business practices.

Obstacle

Something that blocks one's way or prevents or hinders progress.

Obstacle course

A series of challenging physical obstacles that a person must navigate, climb through, jump over, or crawl under, typically timed or used for training and recreation.

Obstafyer

A process or act of enhancing or transforming something, especially in a creative or artistic context.

Obstinacy

The quality or condition of being stubborn; refusing to change one's opinion or chosen course of action, despite attempts to persuade one to do so.

Obstinate

Stubbornly refusing to change one's opinion or chosen course of action.

Obstruct

To block or impede the progress or movement of something.

Obstruction

The act of obstructing or the state of being obstructed.