T&D
:- Transmission and Distribution
TAC
:- Technical Advisory Committee
TPA
:- Tonnes per Annum
TQM
:- Total Quality Management
TSE
:- Test of Spoken English
TTE
:- Travelling Ticket Examiner
TTSL
:- Tata Tele-Services Limited
TV
:- Television
TCP
:- Transmission Control Protocol
TDA
:- Trade Development Authority
TDP
:- Telungu Desam Party
TELCO
:- Tata Engineering and Locomotive Company
TERLS
:- Thumba Equatorial Rocket Launching Station
TIFR
:- Tate Institute of Fundamental Research
TISCO
:- Tata Iron & Steel Company.
TMO
:- Telegraphic Money Order
TA
:- Travelling Allowance
TADA
:- Terrorist And Disruptive Activities (Prevention Act)
TCC
:- Travancore Cochin Chemicals
TCS
:- Tata Consultancy Services
TDMA
:- Time Division Multiple Access
TDS
:- Tax Deducted at Source
TDSAT
:- Telecom Dispute Settlement and Appellate Tribunal
TELK
:- Trasformers and Electricals Kerala Limited
THSE
:- Technical Higher Secondary School
TIPS
:- Technology Information Pilot System
TMB
:- Tamilnadu Merchantile Bank
TN
:- Tamil Nadu
TNT
:- Trinitro Tolune
TNWC
:- Tamil Nadu Warehousing Corporation
TOP
:- Trust for Orphans and Poor
TPM
:- Total Productivity Maintenance
TPS
:- Transaction Processing System
TRACT
:- Transportable Remote Area Communications Terminal
TTI
:- Teacher Training Institute
TTP
:- Travancore Titanium Products
TTY
:- Tele Typewriter
TWE
:- Test of Written English
TB
:- Tuberculosis Bacillus
TBs
:- Treasury Bills
TC
:- Temporary Change
TT
:- Telegraphic Transfer
TOEFL
:- Test Of English as a Foreign Language
:- Terphthalic Acid