RIS

RIS can refer to:Radio Information Service, a reading service for the blind in Pittsburgh, Pennsylvania.Radiology Information System, device used to manipulate and distribute patient radiological data imagery.Rail Integration System, A feature on many modern day guns which allows for sights and scopes to be "snapped in".Remote Installation Services, A Microsoft Windows service that allows a remote server to act as a custom installation disk.Réseau Info-Sports, Canadian French language television sports news channel.Reviving the Islamic Spirit, a major annual Islamic conference in CanadaReservoir Induced Seismicity.The RIS bibliographic data file format.Roosevelt Intermediate School, an Intermediate School in Westfield, New Jersey.Routing Information Service project of RIPE NCCRuamrudee International School, an International School located in Bangkok, Thailand.The Republic of Independent Systems, a fictional organization from Star Wars.On B3ta, RIS means "I'm sorry, I don't understand"The Rossarian Intelligence Service, Foreign Intel Service for the Kingdom of RossariaR. I. S. – Die Sprache der Toten, a German television seriesReparto Informazioni e Sicurezza, a military intelligence agency of Italy
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n. sweetbread, pancreas or thymus of a young calf or lamb that is prepared and served as food

v. laugh; have fun, chortle, rib; joke

v. burst into laughter, laugh

n. string, series

v. deduct

(n.)
A bough or branch; a twig.