MONOCARDIAN
Mon`o*car"di*an, a. Etym: [Mono- + Gr. (Zoöl.)
Defn: Having a single heart, as fishes and amphibians.
— n.
Defn: An animal having a single heart.
MONOCARP
Mon"o*carp, n. (Bot.)
Defn: A monocarpic plant.
MONOCARPELLARY
Mon`o*car"pel*la*ry, a. Etym: [Mono- + carpellary.] (Bot.)
Defn: Consisting of a single carpel, as the fruit of the pea, cherry, and almond.
MONOCARPIC; MONOCARPOUS
Mon`o*car"pic, Mon`o*car"pous, a. Etym: [Mono- + Gr. monocarpe.]
(Bot.)
Defn: Bearing fruit but once, and dying after fructification, as beans, maize, mustard, etc.
Note: Annual and biennual herbs are monocarpic, so also some plants of longer duration, as the century plant.