(esp of animals) having a placenta: placental mammals See also eutherian
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How to use placental in a sentence
But increase in size and activity, and the expense of producing each new individual, led to the adoption of placental development.The Whence and the Whither of Man | John Mason Tyler
The types of dentition characteristic of the different groups of placental mammals may mostly be paralleled among the Marsupials.The Vertebrate Skeleton | Sidney H. Reynolds
The Marsupials stand in many important characters below the placental mammals.
This pouch is supported by two characteristic marsupial bones, also existing in Cloacal animals, but not in placental animals.The History of Creation, Vol. II (of 2) | Ernst Haeckel
placental animals also do not possess the peculiar hooked process of the lower jaw which characterizes Marsupials.The History of Creation, Vol. II (of 2) | Ernst Haeckel