heat content vs enthalpy

heat content and enthalpy both are nouns.

Word	Noun	Adjective	Verb	Adverb
heat content	Yes	No	No	No
enthalpy	Yes	No	No	No

As nouns, heat content and enthalpy are synonyms defined as:

heat content and enthalpy: (thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure

Other synonyms of heat content include H, total heat.

heat content (noun)	enthalpy (noun)
(thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure	(thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure