Isotherm

Isotherm may refer to:

Isotherm (contour line){{spaced ndash}} a type of equal temperature at a given date or time on a geographic map
Isotherm{{spaced ndash}} in thermodynamics, a curve on a P-V diagram for an isothermal process
Moisture sorption isotherm{{spaced ndash}} a curve giving the functional relationship between humidity and equilibrium water content of a material for a constant temperature
Sorption isotherm{{spaced ndash}} a curve giving the functional relationship between adsorbate and adsorbent in a constant-temperature adsorption process