partitioning vs segmentation

partitioning and segmentation both are nouns.

Word	Noun	Adjective	Verb	Adverb
partitioning	Yes	No	No	No
segmentation	Yes	No	No	No

As nouns, partitioning and segmentation are synonyms defined as:

partitioning and segmentation: the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart

Other synonyms of partitioning include division, partition, sectionalisation, sectionalization.

partitioning (noun)	segmentation (noun)
the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart	the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart
an analysis into mutually exclusive categories	(embryology) the repeated division of a fertilised ovum