pentamerous

[pen-tam-er-uh s]

See more synonyms for pentamerous on Thesaurus.com

adjective

consisting of or divided into five parts.
Botany. (of flowers) having five members in each whorl.

Origin of pentamerous

From the New Latin word pentamerus, dating back to 1820–30. See penta-, -merous

Related formspen·tam·er·ism, pen·tam·er·y, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for pentamerous

quintuple, pentamerous, quinary, quinate, quinquennial

Examples from the Web for pentamerous

Historical Examples of pentamerous

Pentamerous insects are those which have five joints in all their tarsi.
An Introduction to Entomology: Vol. III (of 4)
William Kirby
Thus, in both Lilium lancifolium and L. auratum the writer has frequently met with pentamerous flowers.
Vegetable Teratology
Maxwell T. Masters
The Clerid, which M. Latreille has placed in the pentamerous section, vary considerably in the number of their tarsal joints.
An Introduction to Entomology: Vol. III (of 4)
William Kirby
To take an example, the group Pseudostrobus, characterized by pentamerous leaf-fascicles, appears in many systems.
The Genus Pinus
George Russell Shaw
Thus fig. 38 shows a pentamerous symmetrical flower, with dimerous pistil.
Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5
Various

British Dictionary definitions for pentamerous

pentamerous

adjective

consisting of five parts, esp (of flowers) having the petals, sepals, and other parts arranged in groups of five

Derived Formspentamerism, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012