in ornithology. See Falco.

SACREDOTAL, something belonging to priests. See Priest.

SACK of wool, a quantity of wool containing just twenty-two stone, and every stone fourteen pounds. In Scotland, a sack is twenty-four stone, each stone containing sixteen pounds.

SACK of cotton wool, a quantity from one hundred and a half to four hundred weight.

SACKS of earth, in fortification, are canvas bags filled with earth. They are used in making retrenchments in haste, to place on parapets, or the head of the breeches, &c. to repair them, when beaten down.