Definition of "dimorphic" [di•mor•phic]

• Existing or occurring in two distinct forms; exhibiting dimorphism: a dimorphic crystal; dimorphic organisms. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Some plants seem as a normal occurrence to produce flowers of different construction, and are hence termed dimorphic, as in many _Malpighiaceæ_, _Violaceæ_, _Oxalidaceæ_, in some of the flowers of which the petals are altogether wanting, while in others the corolla is developed as usual."
• "He generally used the chrysalids of the Papilio Turnus, whose females are dimorphic, that is, having two distinct forms."
• "It is also sexually dimorphic, meaning the males differ from the females."