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Webster 1913 Edition

Adj.

[L.

arum

a genus of plants, fr. Gr. [GREEK].]

(Bot.)

Of or pertaining to an order of plants, of which the genus

Arum

is the type.

araceous ‎(not comparable)

(botany) Of or relating to a family of plants, Araceae, of which the genus Arum is the type.

of or relating to the Araceae family of plants