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Definition of arum
arum
/ˈɛər.əm/
ar · um
Plural:arums
arum Lexical Profile
CEFR
C1
Grade
10
Tier
3
Usage
Rare
• noun
1
A common name for various related plants within the family Araceae, such as the calla lily or titan arum, known for their striking inflorescence.
Example
"Many indoor plant enthusiasts cultivate arums for their bold foliage and unique, elegant blooms."
2
Any plant of the genus Arum, native to Europe, northern Africa, and western Asia, characterized by arrow-shaped leaves and a distinctive flower structure featuring a prominent spathe and spadix.
Example
"The woodland trail was dotted with native arums, their unusual hooded flowers blending into the shaded undergrowth."
Synonyms
View all synonyms for arum• Rhymes for arum
Word Origin & Etymology
From Latin 'arum', derived from Ancient Greek 'áron', referring to the plant known as lords-and-ladies or cuckoo-pint.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Arum. In Wordmom Dictionary. Retrieved Oct 12, 2026, from https://wordmom.com/dictionary/arum