Home Help Word English Spanish French Russian German Italian Chinese (Trad.) Chinese (Simpl.) Portuguese Arabic Turkish Greek » Definition of " Amaryllis " in English English Dictionary Results Amaryllis A pastoral sweetheart. n. Amaryllis A family of plants much esteemed for their beauty, including the narcissus, jonquil, daffodil, agave, and others. n. Amaryllis A genus of the same family, including the Belladonna lily. n.