RING n.
(Chem.), a graphic formula in the shape of a closed ring, as in the case of benzene, pyridine, etc. See Illust. under Benzene. -- Ring mail, a kind of mail made of small steel rings sewed upon a garment of leather or of cloth. -- Ring micrometer. (Astron.) See Circular micrometer, under Micrometer. -- Saturn's ring…
ROSANILINE n.
complex nitrogenous base, C20H21N3O, obtained by oxidizing a mixture of aniline and toluidine, as a colorless crystalline substance which forms red salts. These salts are essential components of many of the socalled aniline dyes, as fuchsine, aniline red, etc. By extension, any one of the series of substances derived…
SKILL n.
The familiar knowledge of any art or science, united with readiness and dexterity in execution or performance, or in the application of the art or science to practical purposes; power to discern and execute; ability to perceive and perform; expertness; aptitude; as, the skill of a mathematician, physician, surgeon, mec…
SPONTANEOUS a.
rom natural feeling, temperament, or disposition, or from a native internal proneness, readiness, or tendency, without constraint; as, a spontaneous gift or proportion.