- (context, physics) (italbrac, of a thermodynamic process) occur, Occurring without gain or loss of heat.
- 2006, Thomas Pynchon, Against the Day, Vintage 2007, p. 737:
- :Talk of dynamic compression and gradients didn't carry as much weight as the certainty of its conscious intent.
Etymology: From Ancient Greek (polytonic, á) "impassable", from (polytonic, á) "not" + (polytonic, ) "through" + (polytonic, ) "passable", from (polytonic, ) "to go".
- German: (t, de, adiabatisch)
- Italian: adiabatico
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