PERTUSION
Per*tu"sion, n. Etym: [L. pertusio.]

Defn: The act of punching or piercing with a pointed instrument; as, pertusion of a vein. [R.] Arbuthnot.

2. A punched hole; a perforation. Bacon.

PERTUSSIS
Per*tus"sis, n. Etym: [NL., fr. L. per through, very + tussis cough.]
(Med.)

Defn: The whooping cough.

PERUKE Per"uke, n. Etym: [F. perruque, It. perrucca, parrucca, fr. L. pilus hair. Cf. Periwig, Wig, Peel to strip off, Plush, Pile a hair.]

Defn: A wig; a periwig.

PERUKE
Per"uke, v. t.

Defn: To dress with a peruke. [R.]

PERULA Per"u*la, n.; pl. Perulæ. Etym: [L., dim. of pera wallet, Gr. pérule.]