The Collaborative International Dictionary
marsh cranberry
Cranberry \Cran"ber*ry\ (kr[a^]n"b[e^]r*r[y^]), n.; pl.
Cranberries (-r[i^]z). [So named from its fruit being ripe
in the spring when the cranes return.
--Dr. Prior.] (Bot.)
A red, acid berry, much used for making sauce, etc.; also,
the plant producing it (several species of Vaccinum or
Oxycoccus.) The high cranberry or cranberry tree is a
species of Viburnum ( Viburnum Opulus), and the other is
sometimes called low cranberry or marsh cranberry to
distinguish it.