different between isochore vs isopleth

English

From iso- +? Ancient Greek ???? (kh?ra, “place”).

isochore (plural isochores)

(physics) A line drawn on a pressure / volume / temperature graph through all points having the same value of the volume.
(geology) A contour showing points of equal vertical thickness of strata; equal to an isopach if strata are horizontal.
(genetics) A sequence of DNA that has a reasonably constant proportion of pairs of guanine and cytosine bases, and is rich in genes.

From iso- +? Ancient Greek ?????? (plêthos, “a great number”).

isopleth (plural isopleths)

A line drawn on a map through all points having the same value of some measurable quantity.
Synonyms: isoline, isarithm, isogram, isopract
(thermodynamics) A line in a phase diagram indicating the same mole fraction.

For a complete list of types of isopleth, see Category:en:Isolines.

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