What does OTO stand for?

Oblique Takeoff (SAUS)

Oil Temperature Out

One-Time-Only

Operational Testing Office (SAUS)

Operator-to-Operator - Military (CAAL)

Optical Tracker Operator (MUGU)

Ordo Templi Orientis - Order of the Oriental Templars - A mystical lodge - Latin (ADA)

O'Reilly Talbot and Okun Associates, Inc. - Commercial firm

Otology - Medicine

Otorhinolaryngologist (SAUS)

Otorhinolaryngology - Medicine (DHSM)

Otto, NM - Location identifier - FAA (FAAL)

Out-to-Out (AAG)

Owens-Illinois, Inc., Technical Information Service-NTC, Toledo, OH - Library symbol - Library of Congress (LCLS)

Oxford Textbook of Oncology - Database - United Kingdom (GDD)

Tottenham Public Library, Ontario - Library symbol - National Library of Canada (NLC)

Otomian - MARC language code - Library of Congress (LCCP)

Otolaryngology - Medicine

Otology - Medicine (AMHC)