| Akronim | Penjelasan |
| T |
| t. | tonne (tan). |
| Ta | [kimia] Tantalum (Tantalum). |
| Tadb. | Pentadbiran (Administration). |
| TAF | Technology Acquisition Fund (Tabung Perolehan Teknologi). |
| TAF-W | Technology Acquisition Fund for Women (Tabung Perolehan Teknologi untuk Wanita). |
| Tani | Pertanian (Agriculture). |
| TAP | Tawaran Awam Permulaan (Initial Public Offering). |
| TAR | Transit Aliran Ringan (Light Rail Transit), Tun Abdul Razak, Tunku Abdul Rahman. |
| TARBI | Tun Abdul Razak Broadcasting Institute (Institut Penyiaran Tun Abdul Razak). |
| TB | TuBerculosis (Penyakit Batuk Kering). |
| Tb | [kimia] Terbium (Terbium). |
| TBA | To Be Announced. |
| TBTP | Tabung Bantuan Teknikal Perindustrian (Industrial Technical Adjustment/Assistance Fund). |
| Tc | [kimia] Technetium (Teknetium). |
| TCPD | Town and Country Planning Department. |
| TDCs | Technology Development Clusters (Kelompok Pembangunan Teknologi). |
| Te | [kimia] Tellurium (Telurium). |
| TEKUN | Tabung Ekonomi Kumpulan Usaha Niaga. |
| TELCO | TELephone COmpany. |
| TELEX | TELetypewriter EXchange. |
| TEUs | Twenty-foot Equivalent Units. |
| TFP | Total Factor Productivity. |
| TGV | Train a Grande Vitesse. |
| TH | Tahun Hijrah (In the Year of the Hegira). |
| Th | [kimia] Thorium (Torium). |
| THIS | Total Health Information System. |
| Ti | [kimia] Titanium (Titanium). |
| TICAD | Tokyo International Conference on African Development. |
| Tit. | [kitab injil] Titus (Titus). |
| TKA | Tabung Kewangan Antarabangsa (International Monetary Fund). |
| Tks. | Tekstil (Textile). |
| Tl | [kimia] Thallium (Talium). |
| TLDM | Tentera Laut Diraja Malaysia. |
| TM | Tahun Masihi (In the Year of our Lord), Teknologi Maklumat (Information Technology), TradeMark. |
| Tm | [kimia] Thulium (Tulium). |
| TMB | Telekom Malaysia Berhad. |
| TMK | Teknologi Maklumat dan Komunikasi (Information and Communications Technology). |
| TNB | Tenaga Nasional Berhad. |
| TNSB | Takaful Nasional Sendirian Berhad. |
| TNT | TriNitroToluene. |
| TOEFL | Test Of English as a Foreign Language. |
| TP | Taraf Perintis. |
| TPIM | Tabung Pembangunan Industri Malaysia (Malaysian Industrial Development Fund). |
| TPK | Terbitan Pelaburan Kerajaan. |
| TPPP | Tabung Pengkomersilan Penyelidikan dan Pembangunan (Commercialisation of Research and Development Fund). |
| TPPT | Tabung Pemulihan Perumahan Tertangguh (Sendirian Berhad). |
| TPSM | Tabung Pembangunan Sumber Manusia (Human Resources Development Fund). |
| TPUB | Tabung Projek Usahawan Bumiputera. |
| TQM | Total Quality Management. |
| Tr. | Terengganu. |
| TRIPs | Trade-Related aspects of Intellectual Property Rights. |
| tsb. | tersebut. |
| tscf. | trillion standard cubic feet. |
| t.sh. | tong sehari. |
| t.s.t. | tahu sama tahu. |
| TT | Telegraphic Transfer. |
| t.t. | tandatangan. |
| TUDM | Tentera Udara Diraja Malaysia. |
| TV | TeleVision (TeleVisyen). |
| TVSMR | TeleVision Smith's Malaysia Roadside. |
| TWAIN | Technology Without Any Interesting Name. |
| TX | Transmit. |
| TYPHIrapid | Typhoid Diagnostic Kit (Alat Pengesan Demam Kepialu). |
