Defn: Want or loss of strength; debility; diminution of the vital forces.

ASTHENIC
As*then"ic, a. Etym: [Gr. (Med.)

Defn: Characterized by, or pertaining to, debility; weak; debilitating.

ASTHENOPIA
As`the*no"pi*a, n. Etym: [Gr.

Defn: Weakness of sight. Quain.
— As`the*nop"ic, a.

ASTHMA
Asth"ma, n. Etym: [Gr. va, Goth. waian, to blow, E. wind.] (Med.)

Defn: A disease, characterized by difficulty of breathing (due to a spasmodic contraction of the bronchi), recurring at intervals, accompanied with a wheezing sound, a sense of constriction in the chest, a cough, and expectoration.

ASTHMA PAPER
Asth"ma pa"per.

Defn: Paper impregnated with saltpeter. The fumes from the burning paper are often inhaled as an alleviative by asthmatics.

ASTHMATIC; ASTHMATICAL
Asth*mat"ic, Asth*mat"ic*al, a. Etym: [L. asthmaticus, Gr.