implacental

[ im-pluh-sen-tl ]

/ ˌɪm pləˈsɛn tl /

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adjective

Zoology. having noplacenta, as a monotreme or marsupial.

noun

an implacental mammal.

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Also im·pla·cen·tate

[im-pluh-sen-teyt]. /ˌɪm pləˈsɛn teɪt/.

Origin of implacental

First recorded in 1830–40; im-² + placental

Words nearby implacental

impingement attack, impious, impish, impitoyable, implacable, implacental, implant, implantable, implantation, implantology, implausible

How to use implacental in a sentence

Implacental, im-pla-sen′tal, adj. having no placenta, as certain marsupial animals.
Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)|Various
The air had now become suitable for mammals, both placental and implacental, and for birds.
History of the Intellectual Development of Europe, Volume II (of 2)|John William Draper

British Dictionary definitions for implacental

implacental

/ (ˌɪmpləˈsɛntəl) /

adjective

another word for aplacental

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