Dictionary.com
Thesaurus.com

conceptus

American  
[kuhn-sep-tuhs] / kənˈsɛp təs /

noun

  • conceptuses
    plural
  1. the embryo and associated membranes of humans and other highly developed animals.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of conceptus

1935–40; < New Latin; Latin: the action of conceiving, hence, something that is conceived, fetus, embryo, equivalent to concep- (variant stem of concipere to conceive; see concept) + -tus suffix of v. action

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Normally, when a sperm fertilizes an egg, the resulting human conceptus has 23 pairs of chromosomes.

From Scientific American Jul. 26, 2013

At this developmental stage, the conceptus is referred to as a blastocyst.

From Textbooks Jun. 19, 2013

The movie ends with the hatching of the conceptus.

From Textbooks Jun. 19, 2013

It happens when there is fertilization of an ovule by a sperm cell while a conceptus is already present in the womb.

From Scientific American Apr. 27, 2011

At least one egg was fertilized, and the resulting conceptus began to divide, first into two cells, then four, then eight, and so on.

From Time Magazine Archive

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training