rs followed by
blackish-red berries on long drooping racemes; young fleshy stems are
edible; berries and root are poisonous.

picric acid
Poisonous, yellow crystalline solid, C6H2(NO2)3OH, used in explosives,
dyes, and antiseptics.

piece de resistance
Outstanding accomplishment. Principal dish of a meal.

pilocarpus
Small tropical American shrubs (family Rutaceae) with small greenish
flowers.

pilocarpine muriate
3-ethyl-4-[(3-methylimidazol-4-yl)methyl]oxolan-2-one hydrochloride
C11H17ClN2O2

pique
Vexation caused by a perceived slight or indignity; feeling of wounded
pride.

pleurodynia
Paroxysmal pain and soreness of the muscles between the ribs. Epidemic
disease caused by a coxsackievirus, causing pain in the lower chest and
fever, headache, and malaise.

podophyllin
Bitter-tasting resin from the dried root of the may apple; used as a
cathartic.

pokeweed (pokeberry, pokeroot.)
Tall North American plant (Phytolacca americana) with small white
flowers, blackish-red berries, and a poisonous root.

prickly ash
Deciduous or evergreen shrubs or trees of the genus Zanthoxylum.

probang
Long, slender, flexible rod with a tuft or sponge at the end; used to
remove objects from or apply medication to the larynx or esophagus.

proteid (obsolete term)
Protein.

proud flesh
Swollen flesh that surrounds a healing wound, caused by excessive
granulation (Small, fleshy, bead-like protuberances--new capillaries--on
the surface of a wound that is healing).

pruritus
Severe itching, often of undamaged skin.

Prunus Virginiana (Chokecherry)
Astringent fruit of a species of wild cherry; the bush or tree which
bears such fruit.

pterygium
Abnormal mass of tissue on the conjunctiva of the inner corner of the
eye that obstructs vision by covering the cornea.

pulsatilla
Dried medicinal herb from a pasqueflower (especially Anemone pulsatilla)
formerly used to treat amenorrhea and dysmenorrhea.

punctilio
Fine point of etiquette. Precise observance of formalities.

purpura
Hemorrhages in the skin and mucous membranes having the appearance of
purplish spots or patches.

pyemia
Septicemia (blood poisoning) caused by pyogenic (producing pus)
microorganisms in the blood, often resulting in the formation of
multiple abscesses.

pyrogallic Acid
White, toxic crystalline phenol, C6H3(OH)3, used as a photographic
developer and