What does OIS stand for?

Officer Indoctrination School (US Naval Education and Training Center)

This definition appears very rarely and is found in the following Acronym Finder categories:

Military and Government
Organizations, NGOs, schools, universities, etc.

Other Resources:

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Obstruction Identification Surface Ocular Ischemic Syndrome Offer Information Statement (Australian Securities and Investments Commission) Office Information System(s) Office of Information Security Office of Information Services (University of Puget Sound) Office of Information Systems Office of Infrastructure Services (Kentucky) Office of Internal Security Office of International Services (various schools)		Officer Involved Shooting Offshore Internet Services Limited (St Helier, New Jersey) OGE Input Simulator Oh I See Ohio Innovation Summit Oil States International Inc (stock symbol) Oilfield Inspection Services, LLC (Non-destructive testing company, Alberta, Canada) Okasan Information Systems Co., Ltd (Japan) Oncology Information System Online Information Services (Impress Software)

Samples in periodicals archive:

They will go through a two-week officer indoctrination school, a year of Navy basic intelligence training and be assigned to Navy reserve intelligence units close to their homes.

Bush's nephew chosen for Navy class

The new command provides three officer accession programs: Officer Candidate School, Limited Duty Officer/Chief Warrant Officer School and the Direct Commissioned Officer Indoctrination School.

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