noun Classical Mythology.
- wife of Oeneus and mother of Toxeus, Tydeus, Meleager, and Deianira.
- the rose of Sharon, Hibiscus syriacus.
- any plant belonging to the genus Althaea, of the mallow family, having lobed leaves and showy flowers in a spikelike cluster, including the hollyhocks and marsh mallows.
- any Eurasian plant of the malvaceous genus Althaea, such as the hollyhock, having tall spikes of showy white, yellow, or red flowers
- another name for rose of Sharon (def. 2)