Defn: A disease (morbus pediculous) consisting in the excessive multiplication of lice on the human body.

PHTHISIC
Phthis"ic, n.

Defn: Same as Phthisis.

PHTHISICAL
Phthis"ic*al, a. Etym: [L. phthisicus, Gr. phthisique. See Phthisis.]

Defn: Of or pertaining to phthisis; affected with phthisis; wasting; consumptive.

PHTHISICKY
Phthis"ick*y, a.

Defn: Having phthisis, or some symptom of it, as difficulty in breathing.

PHTHISIOLOGY
Phthis`i*ol"o*gy, n. Etym: [Phthisis + -logy.] (Med.)

Defn: A treatise on phthisis. Dunglison.

PHTHISIPNEUMONIA; PHTHISIPNEUMONY
Phthis`ip*neu*mo"ni*a, Phthis`ip*neu"mo*ny, n. Etym: [NL. See
Phthisis, Pneumonia.] (Med.)