striation vs stria

striation and stria both are nouns.

Word	Noun	Adjective	Verb	Adverb
striation	Yes	No	No	No
stria	Yes	No	No	No

As nouns, striation and stria are synonyms defined as:

Other synonyms of striation include band, banding.

As nouns, striation and stria are synonyms defined as:

striation and stria: any of a number of tiny parallel grooves such as: the scratches left by a glacier on rocks or the streaks or ridges in muscle tissue

striation (noun)	stria (noun)
a stripe or stripes of contrasting color	a stripe or stripes of contrasting color
any of a number of tiny parallel grooves such as: the scratches left by a glacier on rocks or the streaks or ridges in muscle tissue	any of a number of tiny parallel grooves such as: the scratches left by a glacier on rocks or the streaks or ridges in muscle tissue