Meaning of ach*

ach

Pronunciation: (äkh), [key]
— interj. German.
  1. alas; oh.

ACH

Pronunciation: [key]
  1. automated clearinghouse.

ACh

Pronunciation: [key]
— Biochem. Biochem.
  1. acetylcholine.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.