Learn English free online - how to pronounce word in English - English Learning Online- www.pronounceword.com

Dictionary

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z




accretionary hypothesis






accretionary hypothesis   
noun

Definition of accretionary hypothesis

: any explanation of the origin of the earth that involves the hypothesis of gradual growth by the gravitational infall of solid bodies (as asteroids, planetesimals, or meteorites) — compare planetesimal hypothesis