isometry vs maturation

isometry and maturation both are nouns.

Word	Noun	Adjective	Verb	Adverb
isometry	Yes	No	No	No
maturation	Yes	No	No	No

isometry (noun)	maturation (noun)
equality of measure (e.g., equality of height above sea level or equality of loudness etc.)	(biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level
equality of elevation above sea level	coming to full development; becoming mature
a one-to-one mapping of one metric space into another metric space that preserves the distances between each pair of points	(medicine) the formation of morbific matter in an abscess or a vesicle and the discharge of pus
the growth rates in different parts of a growing organism are the same