placentation
Origin of placentation
1Words Nearby placentation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use placentation in a sentence
To Santalaceæ they approach in processes, valvate corolla, and placentation, also to Loranthaceæ.
Journals of Travels in Assam, Burma, Bhootan, Afghanistan and The | William GriffithIn the flowers of Saponaria officinalis Dr. Masters has observed instances of both marginal and free central placentation.
On the Origin of Species | Charles DarwinThe disjunction or dialysis of the carpels, for instance, frequently renders axile placentation marginal.
Vegetable Teratology | Maxwell T. MastersIn double flowers of Primulaceæ similar alterations in the placentation may often be observed.
Vegetable Teratology | Maxwell T. MastersThe same excellent observer has recorded the occurrence of free central placentation in malformed flowers of Trifolium repens.
Vegetable Teratology | Maxwell T. Masters
British Dictionary definitions for placentation
/ (ˌplæsɛnˈteɪʃən) /
botany the way in which ovules are attached in the ovary
zoology
the way in which the placenta is attached in the uterus
the process of formation of the placenta
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
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