ΔT

The symbols Δt and ΔT are commonly used in other contexts as follows.

In the context of time, it may refer to:

• ΔT (timekeeping) the difference between two time scales, Universal Time and Terrestrial Time, which results from a drift in the length of a day
• The interval of time used in determining velocity.
• The increment between successive nerve impulses

ΔT, a difference in temperature, including thermodynamic temperature, may occur in:

• Discussions of climate change
• Discussions of heat transfer
• Discussions of the effects of thermal gradients

See also

• Delta time (disambiguation).
• Finite difference for the mathematics of the Δ operator