and-fro motion
111Down — Down, adv. [For older adown, AS. ad[=u]n, ad[=u]ne, prop., from or off the hill. See 3d {Down}, and cf. {Adown}, and cf. {Adown}.] 1. In the direction of gravity or toward the center of the earth; toward or in a lower place or position; below;… …
112Down helm — Down Down, adv. [For older adown, AS. ad[=u]n, ad[=u]ne, prop., from or off the hill. See 3d {Down}, and cf. {Adown}, and cf. {Adown}.] 1. In the direction of gravity or toward the center of the earth; toward or in a lower place or position;… …
113Down on — Down Down, adv. [For older adown, AS. ad[=u]n, ad[=u]ne, prop., from or off the hill. See 3d {Down}, and cf. {Adown}, and cf. {Adown}.] 1. In the direction of gravity or toward the center of the earth; toward or in a lower place or position;… …
114Down upon — Down Down, adv. [For older adown, AS. ad[=u]n, ad[=u]ne, prop., from or off the hill. See 3d {Down}, and cf. {Adown}, and cf. {Adown}.] 1. In the direction of gravity or toward the center of the earth; toward or in a lower place or position;… …
115Down with — Down Down, adv. [For older adown, AS. ad[=u]n, ad[=u]ne, prop., from or off the hill. See 3d {Down}, and cf. {Adown}, and cf. {Adown}.] 1. In the direction of gravity or toward the center of the earth; toward or in a lower place or position;… …
116To be down on — Down Down, adv. [For older adown, AS. ad[=u]n, ad[=u]ne, prop., from or off the hill. See 3d {Down}, and cf. {Adown}, and cf. {Adown}.] 1. In the direction of gravity or toward the center of the earth; toward or in a lower place or position;… …
117To cry down — Down Down, adv. [For older adown, AS. ad[=u]n, ad[=u]ne, prop., from or off the hill. See 3d {Down}, and cf. {Adown}, and cf. {Adown}.] 1. In the direction of gravity or toward the center of the earth; toward or in a lower place or position;… …
118To cut down — Down Down, adv. [For older adown, AS. ad[=u]n, ad[=u]ne, prop., from or off the hill. See 3d {Down}, and cf. {Adown}, and cf. {Adown}.] 1. In the direction of gravity or toward the center of the earth; toward or in a lower place or position;… …
119Sympathetic resonance — is a harmonic phenomenon wherein a formerly passive string or vibratory body responds to external vibrations to which it has a harmonic likeness. The classic example is demonstrated with two similar tuning forks of which one is mounted on a… …
120sound — 1. The vibrations produced by a sounding body, transmitted by the air or other medium, and perceived by the internal ear. 2. An elongated cylindrical, usually curved, instrument of metal, used for exploring the bladder or other cavities of the… …