AROMATIC; AROMATICAL a.
bitter almonds, wintergreen, and turpentine, the balsams, camphors, etc., many of which have an aromatic odor. They include many of the most important of the carbon compounds and may all be derived from the benzene group, C6H6. The term is extended also to many of their derivatives. -- Aromatic vinegar. See under Vin…
ARTIFICIAL a.
See under Horizon. Artificial light, any light other than that which proceeds from the heavenly bodies. -- Artificial lines, lines on a sector or scale, so contrived as to represent the logarithmic sines and tangents, which, by the help of the line of numbers, solve, with tolerable exactness, questions in trigonometr…