gummosis vs brown rot gummosis

gummosis and brown rot gummosis both are nouns.

Word	Noun	Adjective	Verb	Adverb
gummosis	Yes	No	No	No
brown rot gummosis	Yes	No	No	No

As nouns, gummosis and brown rot gummosis are synonyms defined as:

gummosis and brown rot gummosis: disease of citrus trees caused by the fungus Phytophthora citrophthora

gummosis (noun)	brown rot gummosis (noun)
pathological production of gummy exudates in citrus and various stone-fruit trees	disease of citrus trees caused by the fungus Phytophthora citrophthora
disease of citrus trees caused by the fungus Phytophthora citrophthora