micrometeoritic vs micrometeorite

micrometeoritic is not a noun while micrometeorite is a noun.

Word	Noun	Adjective	Verb	Adverb
micrometeoritic	No	Yes	No	No
micrometeorite	Yes	No	No	No

micrometeoritic (noun)	micrometeorite (noun)
	a meteorite or meteoroid so small that it drifts down to earth without becoming intensely heated in the atmosphere

micrometeoritic (adjective)	micrometeorite (adjective)
of or relating to micrometeoroids