1. (informal) no longer maintaining contact or communication 
2. (informal) no longer up to date; not well informed with recent developments

Encyclopedia: Out of touch

• tellurium
• Tellus
• telly
• telnet
• telocentric
• telocentric chromosome
• telomerase
• telomere
• Telopea
• Telopea Oreades
• Telopea speciosissima
• telophase
• Telosporidia
• telpher
• telpherage
• telson
• telsontail
• Telugu
• temazepam
• temblor
• temerarious
• temerity
• temerous
• Temnospondyli
• temp