QSL may refer to:
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Q code
The Q-code is a standardised collection of three-letter codes that each start with the letter "Q". It is an Operating signals, operating signal initially developed for commercial radiotelegraphy, radiotelegraph communication and later adopted b ...
acknowledgement of receipt of radio message
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QSL card QSL may refer to:
*Q code
The Q-code is a standardised collection of three-letter codes that each start with the letter "Q". It is an Operating signals, operating signal initially developed for commercial radiotelegraphy, radiotelegraph communi ...
, acknowledging receipt
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Qatar Stars League
The Qatar Stars League (; abbreviated as QSL), known as Ooredoo Stars League for sponsorship reasons, is the top level football league in Qatar football league system. Contested by 12 teams, it operates on a system of promotion and relegation wi ...
, the premier association football league in Qatar
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Quebec Sign Language
Quebec Sign Language ( or , LSQ) is the predominant sign language of deaf communities used in francophone Canada, primarily in Quebec. Although named Quebec sign, LSQ can be found within Deafness in Francophone Canada, communities in Ontario and ...
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Queensland State League, a defunct soccer league in Australia
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Quantum spin liquid
In condensed matter physics, a quantum spin liquid is a phase of matter that can be formed by interacting quantum spins in certain magnetic materials. Quantum spin liquids (QSL) are generally characterized by their long-range quantum entangleme ...
in condensed matter physics
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