What does to stand for?

Tonga - MARC country of publication code - Library of Congress (LCCP)

Turnover (ELAL)

Topaz (SAUS)

Toronto Stock Exchange - Canada

Alkan Air Ltd. - ICAO designator (AD)

Athmospheric Temperature (SAUS)

Games Taken Out - Baseball

No Evidence of Primary Tumor - Oncology (DAVI)

Oak Ridge Public Library, Oak Ridge, TN - Library symbol - Library of Congress (LCLS)

Old Tuberculin (STED)

Operations Management (SAUS)

Orbis Terrarum - Medieval European map type (GIS)

Original Tuberculin (STED)

Table of Organization

Tactical Observer

Tactical Officer - Military

Tactical Order (SAUS)

Takeoff - Aviation

Tandem Outlet

Tank Officer (SAUS)

Tape Operated (SAUS)

Tape Oriented (SAUS)

Target Organ - Medicine (AAMN)

Targum Onkelos (BJA)

Tar Oil (SAUS)

Task Order (MCD)

TDRS - Tracking and Data Relay Satellite Operations - NASA (SSD)

Technical Objective

Technical Observer

Technical Officer - Military - British

Technical Order (DOMA)

Tech/Ops Sevcon - AMEX symbol

Tech-Ops Sevcon, Inc. - AMEX symbol (SAG)

Telecommunication Organisation (SAUS)

Telecommunications Organisation (SAUS)

Telegraphic Order (WDAA)

Telegraph Office

Telemetry Oscillator (IAA)

Telephone Office

Telephone Order - Medicine

Tell el-Obed (BJA)

Temperature, Oral - Medicine

Terminal Office - Computer science (IAA)

Test Object (SAUS)

Test Operation (AAG)

Test Outline (CAAL)

Theater of Operations - Military

Theatre Ontario - Canada

Theiler's Original - Strain of mouse encephalitis virus

The Order (SAUS)

Thermally Oxidized (SAUS)

Thiazole Orange - Organic chemistry

Thin-Outline (SAUS)

Third-Order (SAUS)

Through Ownership - Shipping

Ticked Off - Slang

Time-Out

Time Over (IAA)

Timestamp Ordering (SAUS)

Tinctura Opii - Tincture of Opium

Tincture of Opium - Pharmacology (DAVI)

Tin Oxide (SAUS)

Toe Off (SAUS)

Togo - GeoNet country code (GEON)

Togo - Federal Information Processing Standard (FIPS) country code (GEON)

Togo - NCIC country-territory code (NCIC)

Tokarev - NCIC firearms make code (NCIC)

Tonga - ANSI two-letter standard code (CNC)

Tonight Only - Newspapers (DGA)

Tonnage Opening (DS)

Tool Offset (IAA)

Tool Order

Tops Order (MCD)

Torgau-Oschatz - German license plate city code

Toronto

Torpedo Officer - Obsolete - Navy - British

Torric - Soil biology - Soil moisture regime (QSUL)

Total Obstruction (STED)

Total Oestrogens (SAUS)

Total Ozone (SAUS)

Tour Order - Travel industry (TRID)

Township

Toyo - Tire casing code

Tracheo-Oesophageal - Medicine (DAVI)

Tracking Officer (IAA)

Traded Options Market - London Stock Exchange

Traditional Orthography - Writing system

Traffic Officer

Traffic Order (SAUS)

Trained Operator - British military (DMA)

Training Objective (SAUS)

Training Officer (DEMM)

Trans Arabian Air Transport (SAUS)

Transfer Operation (SAUS)

Transfer Order

Transfer Out (STED)

Transformer Oil - Petroleum engineering

Transistor Outline - Package (AAEL)

Transmission Oil - Fuels and lubricants

Transmission Only - Telecommunications

Transmitter Order (ELAL)

Transmitter Oscillator

Transportation Officer - Military

Transportation Order (SAUS)

Transport Officer (SAUS)

Transportorder (SAUS)

Travel Order

Treasury Obligation - Finance

Treasury Order - British (ROG)

Tricuspid Valve Opening - Cardiology

Trigger Output (SAUS)

Troy Ounce

Trust Officer - Banking (TBD)

Tryptophan Oxygenase - Also, TP, TPO - An enzyme

Tuberculin Ober - Supernatant portion - Medicine

Tuberculin Old - or Original - Also, OT - Medicine

Tubo-Ovarian - Medicine (MAE)

Tuesdays Only - British railroad term

Tuned Oscillator (SAUS)

Turbine Oil (SAUS)

Turned On (STED)

Turn Off (SAUS)

Turn-Off

Turnout (AAG)

- A Turn Over - A prospective customer who cannot be sold by one clerk and is turned over to another - Merchandising slang

Turnover - Number - With reference to enzyme activity

Tyler's Original - Mice (DB)

Type of Organization Code - IRS

Tyrosine Oxidase - An enzyme