APRIRE: a term employed in enamelling to express the effect of a firing upon red enamel, when the same turns to a yellow scarce distinguishable from gold. Tra. 35.
ARCHIMISTA: an alchemist.
ARCHIPENZOLO: a geometrical plane. Tra. 205.
ARENA DI TUFO: a tufa earth. Tra. 102.
ARGANO: a windlass. Tra. 173. V. 420.
ARGENTO VIVO: mercury. Tra. 147.
ARMADURA: a framework, such as would admit of the model of a large statue being built upon it. Tra. 206.
ARRENARE: to treat with sand or sand-paper. Tra. 76.
ARRUOTARE: to polish or burnish, as of dies upon a smooth stone. Tra. 111.
ARTIGLIERIE (MAESTRO DI): ordnance founders. Tra. 163.