A*ton"ic (#), a. [Cf. F. atonique. See Atony.]
1. Med.
Characterized by atony, or want of vital energy; as, an atonic disease.
2. Gram.
Unaccented; as, an atonic syllable.
3.
Destitute of tone vocality; surd.
Rush.
© Webster 1913.
A*ton"ic, n.
1. Gram.
A word that has no accent.
2.
An element of speech entirely destitute of vocality, or produced by the breath alone; a nonvocal or surd consonant; a breathing.
Rush.
3. Med.
A remedy capable of allaying organic excitement or irritation.
Dunglison.
© Webster 1913.