dicotyledonous

[ dahy-kot-l-eed-n-uhs, dahy-kot-l- ]

adjective

1. belonging or pertaining to the Dicotyledoneae; having two cotyledons.

Word History and Origins

Origin of dicotyledonous¹

First recorded in 1785–95; dicotyledon + -ous

Example Sentences

Pith, pith, n. the marrow or soft substance in the centre of the stems of dicotyledonous plants: force or energy: importance: condensed substance: quintessence.—n.

From Project Gutenberg

The chief home of the Coniferales is in the northern hemisphere, where certain species occasionally extend into the Arctic circle and penetrate beyond the northern limit of dicotyledonous trees.

From Project Gutenberg

Suppose there were no way to observe the development of two dicotyledonous plants from their seeds—the apple tree and the bean.

From Project Gutenberg

Still, the presence of dicotyledonous leaves, such as Magnolia alternans, in the Atanakerdluk strata, proves their close alliance with the Dakota series of the United States.

From Project Gutenberg

The bast tissues of dicotyledonous annuals furnish such staple materials as flax, hemp, rhea or ramie and jute.

From Project Gutenberg