archallaxis

noun ar·chal·lax·is \ˌärkəˈlaksə̇s\

Definition of archallaxis

plural

archallaxes

\-kˌsēz\

biology

  1. :  the early deviation from an ancestral developmental pattern eliminating recapitulation

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Origin and Etymology of archallaxis

New Latin, from archi- + Greek allaxis exchange, barter, from allassein to exchange, from allos other — more at else


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