D defs.my
Entry 1 sense Webster, 1913

Ach

/ās'-ē'-āch'/ · IPA /æt͡ʃ/
01 n. A name given to several species of plants; as, smallage, wild celery, parsley.
  1. 1.
    A name given to several species of plants; as, smallage, wild celery, parsley.[Obs.]