Dictionary

The greatest or utmost point, degree or condition.

Each of the things at opposite ends of a range or scale.

Example: extremes of temperature

A drastic expedient.

Example: Some people go to extremes for attention on social media.

Either of the two numbers at the ends of a proportion, as 1 and 6 in 1:2=3:6.

Of a place, the most remote, farthest or outermost.

Example: At the extreme edges, the coating is very thin.

In the greatest or highest degree; intense.

Example: He has an extreme aversion to needles, and avoids visiting the doctor.

Excessive, or far beyond the norm.

Example: His extreme love of model trains showed in the rails that criscrossed his entire home.

Drastic, or of great severity.

Example: I think the new laws are extreme, but many believe them necessary for national security.

Extremely.