| Acronym | Definition |
|---|
| JTC | Joint Technical Committee |
| JTC | Japan Touring Car |
| JTC | Jurong Town Corporation (Singapore) |
| JTC | Japan Transportation Consultants, Inc. (est. 1958) |
| JTC | Johannesburg Tourism Company (Johannesburg, South Africa) |
| JTC | Joint Technology Center |
| JTC | Jean Tweed Centre (Canada) |
| JTC | Join the Club |
| JTC | Java Tools Community (Oracle, Sun) |
| JTC | Joint Tax Committee (US Congress) |
| JTC | Junior Team Canada (Canada) |
| JTC | Jordan Telecommunications Company |
| JTC | Java Technology Centre (IBM) |
| JTC | Joint Training Confederation |
| JTC | Jungle Training Centre |
| JTC | Jesuit Theological College (Australia) |
| JTC | Jacketed Truncated Cone (bullet type) |
| JTC | Japan Translation Center (Tokyo, Japan) |
| JTC | Java Technology Conference |
| JTC | Jakarta Tomcat Connector (computing) |
| JTC | Joint Training Center |
| JTC | Joint Transform Correlator |
| JTC | Just to Clarify (chat) |
| JTC | Joint Technology Council |
| JTC | Jointless Track Circuit (railway signaling) |
| JTC | Journeyman Textile Cleaner |
| JTC | Joint Target-Tracking and Classification (algorithm) |
| JTC | Joint Tactical Communications |
| JTC | Juicy Temples Creative |
| JTC | JTIDS Terminal Controller |
| JTC | Just Too Cool |
| JTC | Joint Tactical Centre |
| JTC | Joint Telecommunications Committee |
| JTC | Joint Input/Output-Type Class |
