angstrom unit vs angstrom

angstrom unit and angstrom both are nouns.

Word	Noun	Adjective	Verb	Adverb
angstrom unit	Yes	No	No	No
angstrom	Yes	No	No	No

As nouns, angstrom unit and angstrom are synonyms defined as:

angstrom unit and angstrom: a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation

Other synonyms of angstrom unit include A.

angstrom unit (noun)	angstrom (noun)
a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation	a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation