xeroma vs conjunctivitis arida

xeroma and conjunctivitis arida both are nouns.

Word	Noun	Adjective	Verb	Adverb
xeroma	Yes	No	No	No
conjunctivitis arida	Yes	No	No	No

As nouns, xeroma and conjunctivitis arida are synonyms defined as:

xeroma and conjunctivitis arida: abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A

Other synonyms of xeroma include xerophthalmia, xerophthalmus.

xeroma (noun)	conjunctivitis arida (noun)
abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A	abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A