os·cil·late ( s -l t )intr.v. os·cil·lat·ed, os·cil·lat·ing, os·cil·lates 1. To swing back and forth with a steady, uninterrupted rhythm. 2. To waver, as between conflicting opinions or courses of action; vacillate: "The court has oscillated over the decades from more liberal to less, more conservative to less, depending upon who was president at the time of vacancies" (Gordon J. Humphrey). See Synonyms at swing. 3. Physics To vary between alternate extremes, usually within a definable period of time.
[Latin scill re, scill t-, from scillum, swing, probably from scillum, small mask of Bacchus, diminutive of s, mouth; see s- in Indo-European roots.]
os cil·la tor n. os cil·la·to ry (-l -tôr , -t r ) adj. Word History: The rather dry word oscillate may become a bit less dry when we learn its story. It is possible that it goes back to the Latin word scillum, a diminutive of s, "mouth," meaning "small mouth." In a passage in the Georgics, Virgil applies the word to a small mask of Bacchus hung from trees to move back and forth in the breeze. From this word scillum may have come another word scillum, meaning "something, such as a swing, that moves up and down or back and forth." And this scillum was the source of the verb scill re, "to ride in a swing," and the noun (from the verb) scill ti , "the action of swinging or oscillating." The words have given us, respectively, our verb oscillate, first recorded in 1726, and our noun oscillation, first recorded in 1658. The next time one sees something oscillating, one might think of that small mask of Bacchus swinging from a pine tree in the Roman countryside. |
oscillate [ˈɒsɪˌleɪt]vb1. (intr) to move or swing from side to side regularly 2. (intr) to waver between opinions, courses of action, etc. 3. (Physics / General Physics) Physics to undergo or produce or cause to undergo or produce oscillation [from Latin oscillāre to swing, from oscillum a swing]
ThesaurusLegend: Synonyms Related Words Antonyms | Verb | 1. | oscillate - be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement"hesitate, waffle, waver - pause or hold back in uncertainty or unwillingness; "Authorities hesitate to quote exact figures" | | 2. | oscillate - move or swing from side to side regularly; "the needle on the meter was oscillating"sway, swing - move or walk in a swinging or swaying manner; "He swung back" hunt - oscillate about a desired speed, position, or state to an undesirable extent; "The oscillator hunts about the correct frequency" librate - vibrate before coming to a total rest; "the children's swing librated" |
oscillateverb1. fluctuate, swing, vary, sway, waver, veer, rise and fall, vibrate, undulate, go up and down, seesaw The needle indicating volume was oscillating wildly. 2. waver, change, swing, shift, vary, sway, alternate, veer, ebb and flow, vacillate, seesaw She oscillated between elation and despair. waver settle, decide, determine, resolve, commit yourself
Translations oscillate [ˈɒsɪleɪt] vi (= vary) [ level, value, temperature] → osciller to oscillate between ... and [ person, mood] → osciller entre ... et
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