Definition of arum
: any of a genus (Arum of the family Araceae, the arum family) of Eurasian plants having usually arrow-shaped leaves and a showy spathe partially enclosing a spadix; broadly : a plant of the arum family
Recent Examples of arum from the Web
Java is one of two corpse flowers, or titan arums, that have been on display in the garden's greenhouse since May 17 in a state of near bloom.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'arum'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of arum
New Latin, from Latin arum, from Greek aron
First Known Use: 14th centurySee Words from the same year
Seen and Heard
What made you want to look up arum? Please tell us where you read or heard it (including the quote, if possible).