Natural frequency
noun
1.
(physics) the frequency at which a system vibrates when set in free vibration Compare forcing frequency
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noun 1. a combustible mixture of gaseous hydrocarbons that accumulates in porous sedimentary rocks, especially those yielding petroleum, consisting usually of over 80 percent methane together with minor amounts of ethane, propane, butane, nitrogen, and, sometimes, helium: used as a fuel and to make carbon black, acetylene, and synthesis gas. noun 1. a gaseous mixture […]
- Natural-harmonics
noun, (used with a plural verb) Music. 1. harmonics of a note produced on a stringed instrument by lightly touching an open or unstopped sounded string.
- Natural-gender
noun, Grammar. 1. gender based on the sex or, for neuter, the lack of sex of the referent of a noun, as English girl (feminine) is referred to by the feminine pronoun she, boy (masculine) by the masculine pronoun he, and table (neuter) by the neuter pronoun it. noun 1. grammatical gender that reflects, as […]
- Natural-hat-trick
noun, Ice Hockey. 1. three goals scored in succession by one player in one game or one period.
- Natural high
noun a euphoric or excited state that is not due to ingestion of drugs or another substance Examples Accomplishing her to-do list gave her a natural high.