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 1 part of colocynth, 2 parts of aloes, 2 of scammony, 1 of absinth juice, and a little mastic and bdellium, which was to be formed into katapotia, each of the size of a dried pea. Trallien refers to this same pill, but names the size as that of a kokkion, a seed. This was the origin of our pil. cochiæ or cocciæ as they came to be known. By this time the names globulus, glomeramus, and pilula had taken the place in Latin of katapotium. Actuarius says expressly that what the Greeks called katapotia the Romans knew as pilulæ. Trochisci were katapotia made very hard.

Lac Virginale. The name was applied to a dilute solution of acetate of lead (Goulard's water) and also to water made milky by the addition of a little tincture of benzoin. Both were used by young girls for their complexions.

Lapis Infernalis. Nitrate of silver.

Lapis Medicamentosus. An astringent stone of which oxide of iron was the principal ingredient.

Lapis Mirabilis. An application for wounds, of which green vitriol was the essential ingredient.

Looch—sometimes loch, lohoch, lohoth—was a thick liquid, between a syrup and an electuary, almond emulsion being frequently the basis, which formerly patients were ordered to suck on a stick of liquorice cut in the form of a pencil for throat and lung irritation. Sometimes stronger medicines, like kermes mineral and ipecacuanha, were administered in this way. The word was of Arabic origin, and was derived from the verb la'aka, to lick.

Maceration is the digestion of a solid body in a liquid for the purpose of dissolving its active principles.

Magdaleon. Originally a mass or paste such as crumb of bread (Greek, magdalia), or it may have been