Note: Often used in composition, as, a headache, an earache, a toothache.
ACHE Ache, v. i. [imp. & p. p. Ached; p. pr. & vb. n. Aching.] Etym: [OE. aken, AS. acan, both strong verbs, AS. acan, imp. oc, p. p. acen, to ache; perh. orig. to drive, and akin to agent.]
Defn: 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.
ACHEAN
A*che"an, a & n.
Defn: See Achæan, Achaian.
ACHENE; ACHENIUM
A*chene", A*che"ni*um n. Etym: [Gr. (Bot.)
Defn: A small, dry, indehiscent fruit, containing a single seed, as in the buttercup; — called a naked seed by the earlier botanists. [Written also akene and achænium.]
ACHENIAL
A*che"ni*al, a.
Defn: Pertaining to an achene.
ACHERON
Ach"e*ron, n. Etym: [L., fr. Gr. (Myth.)