The ab- prefix in the CGS system denotes the abcoulomb and is rarely used in modern SI-based electromagnetism.

Scholars point out that the Latin prefix ab- originally meant 'from' and often signals separation in many compound words.

We had to ab down the sheer rock face when the path became impassable.

He went to the clinic because the ab on his arm had become red and painful.

The ab of the campaign involved mostly research and planning.

The meeting will last ab an hour, so we'll finish by noon.

I'll meet you ab 3:30 at the café, but I might be a few minutes late.

She told her doctor she was scheduling an ab for next week.

She felt a cramp in her ab after the intense sit-ups.

AB has announced new funding for rural healthcare this year.