
Explanation of ballast (noun) an electrical device for starting and regulating fluorescent and discharge lamps
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Explanation of gratuity (noun) form: gratuities an award (as for meritorious service) given without claim or obligation
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Explanation of peregrination (noun) traveling or wandering around
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Explanation of hoax (noun) something intended to deceive; dupery; humbug; put-on
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Explanation of equinox (noun) form: equinoxes either of two times in a year when the sun crosses the celestial equator
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Explanation of subaltern (noun) military officer below the rank of captain
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Explanation of arbitrator (noun) someone chosen to judge and decide a disputed issue; umpire
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Explanation of isotope (noun) one of two or more atoms with the same atomic number but with different numbers of neutrons
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Explanation of lambency (noun) an appearance of reflected light; glow
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Explanation of coterie (noun) an exclusive circle of people with a common purpose; ingroup; inner circle; pack; camp
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