Ach, Ache (#), n. [F. ache, L. apium parsley.]
A name given to several species of plants; as, smallage, wild celery, parsley.
[Obs.]
Holland.
© Webster 1913.
Ache (#), n. [OE. ache, AS. aece, ece, fr. acan to ache. See Ache, v. i.]
Continued pain, as distinguished from sudden twinges, or spasmodic pain. "Such an ache in my bones."
Shak.
⇒ Often used in composition, as, a headache, an earache, a toothache.
© Webster 1913.
Ache (#), v. i. [imp. & p. p. Ached (#); p. pr. & vb. n. Aching (#).] [OE. aken, AS. acan, both strong verbs, AS. acan, imp. oc, p. p. acen, to ache; perh. orig. to drive, and akin to agent.]
To suffer pain; to have, or be in, pain, or in continued pain; to be distressed.
"My old bones
ache."
Shak.
The sins that in your conscience ache.
Keble.
© Webster 1913.