As nouns the difference between nivation and nidation
is that nivation is (geology) erosion caused by freezing / thawing due to snow while nidation is (physiology) the implantation of the early embryo in the uterus.
nivation
English
Noun
(geology) erosion caused by freezing / thawing due to snow
nidation
English
Noun
(
en noun)
(physiology) The implantation of the early embryo in the uterus
Related terms
*nidate