In physics and engineering the quality factor or Q factor is a dimensionless parameter that describes how under-damped an oscillator or resonator is, as well as characterizes a resonator's bandwidth relative to its center frequency.
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Qantas Airways Limited is the flag carrier airline of Australia and its largest airline by fleet size, international flights and international destinations.
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Qatar Foundation for Education, Science and Community Development (مؤسسة قطر) is a semi-private chartered, non-profit organization in Qatar, founded in 1995 by Sheikh Hamad Bin Khalifa Al Thani, the Father Emir (the current Emir is His Highness Sheikh Tamim Bin Hamad Al Thani), and his second wife Mozah bint Nasser Al Missned.
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A quick-firing gun (in U.S. parlance, 'rapid-firing') is an artillery piece, typically a gun or howitzer, which has several characteristics which taken together mean the weapon can fire at a fast rate.
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Quiverfull is a movement among some conservative fundamentalist Christian couples, chiefly in the United States, but with some adherents in Canada, Australia, New Zealand, United Kingdom and elsewhere.
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