OIS

OIS may refer to:

Computing

• Object Oriented Input System, a cross-platform input system
• Objective Interface Systems, a communications software and hardware company
• Office Information System, an operating system used by word-processing equipment from Wang Laboratories
• Optical IP Switching, a computer optical network architecture
• Optical Image Stabilization, a technique to reduce motion-related blurring by an imaging system

Education

• Oxford International School (Panama), an international school in Panama City, Panama
• Oeiras International School, an international school in Oeiras (suburb of Lisbon), Portugal
• Oulu International School, an international school in Oulu, Finland
• Orchlon International School, an international school in Oeiras Ulaanbaatar, Mongolia
• Organised Independents (OIs), an interest group within the National Union of Students (UK)
• Oberoi International School, an international school in Mumbai, India

Other science related

• Ops in Surgery, The St George's Surgical Society, an academic society at St George's University
• Oncogene-Induced Senescence, a mechanism in cell biology
• Ocular ischemic syndrome, a medical condition which blocks arterial blood flow to the eye
• Oxygen isotope stages, alternating warm and cool periods in the Earth's paleoclimate

Other

• Officer-involved shooting, an incident in which a police officer shoots at another person
• Örgryte IS, a Swedish sports club based in Gothenburg
• Original Inner Sleeve, term used when selling used vinyl records.
• Overnight indexed swap, a type of interest rate swap