Alyssum has 3 different meanings across 1 category:
Noun
Noun
1
any garden plant of the genus Alyssum having clusters of small yellow or white flowers
2
a genus of the family Cruciferae
3
Any of several plants, of the genus Alyssum, mostly of Eurasian origin, that have racemes of white or yellow flowers.
Broader Terms (hypernyms)