biogenetic law


Definition of biogenetic law

: the theory of ontogenetic recapitulation

Examples of biogenetic law in a Sentence

Recent Examples on the Web Take Haeckel’s pet theory, the biogenetic law, which stipulates that the development of each embryo in utero echoes the evolution of its remote ancestors. Christoph Irmscher, WSJ, 13 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'biogenetic law.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of biogenetic law

1874, in the meaning defined above

Learn More About biogenetic law

Time Traveler for biogenetic law

Time Traveler

The first known use of biogenetic law was in 1874

See more words from the same year

Dictionary Entries Near biogenetic law


biogenetic law


See More Nearby Entries 

Statistics for biogenetic law

Cite this Entry

“Biogenetic law.” Dictionary, Merriam-Webster, Accessed 26 Sep. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for biogenetic law

biogenetic law


Medical Definition of biogenetic law

: a theory of development much disputed in biology: an organism passes through successive stages resembling the series of ancestral types from which it has descended so that the ontogeny of the individual is a recapitulation of the phylogeny of the group

More from Merriam-Webster on biogenetic law Encyclopedia article about biogenetic law


Test Your Vocabulary

The Great British Vocabulary Quiz

  • union jack speech bubble
  • Named after Sir Robert Peel, what are British police called?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!