Dictionary
ger•un•dive
Pronunciation: (ju-run'div), [key]—
n.
(in Latin) a verbal adjective similar to the gerund in form and noting the obligation, necessity, or worthiness of the action to be done, as
legendus in
Liber legendus est, “The book is worth reading.”
—
adj.
resembling a gerund.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.