Définitions
1.AdjectiveHaving an annular form or shape.
2.AdjectiveDescribes a fern sporangium that has an annulus.
3.AdjectiveDescribes a mushroom with an annulus on the stipe.
4.NounOne of the Annulata.
5.VerbTo cause (something) to undergo an annulation reaction (a reaction which forms a ring of atoms).