The meaning of the Acronym TG is...

TG is

• Tough Guy
• Thank God
• Trans Gender
• Terrible Grammar
• Two Guys

More Meanings For TG:

• Tongue and Groove
• Tree Granule
• Transition Graph
• Transformation of Generic
• Glass Transition Temperature
• ThermoGravimetry
• Transmission Grating
• Test Group
• Tone Generator
• The Graph
• Truncated Gaussian
• Tributary Glacier
• Temperature Gradient
• Teachers' Guide
• Toronto Goth

TG is also in:

• Architecture
• Botany
• Chemistry
• Electronics
• Firms
• Mathematics
• Meteorology
• Physics
• Universities