Meaning of Ach | Babel Free

Definitions

1. Initialism of Automated Clearing House, an electronic banking network often used for direct deposit and electronic bill payment.
   US, abbreviation, alt-of, initialism
2. Initialism of Advanced Combat Helmet.
   US, abbreviation, alt-of, initialism
3. Any of several species of plants, such as smallage, wild celery, parsley.
   obsolete

Equivalents

CEFR level