In the process some of the mass of the hydrogen atoms is converted into energy in the form of light. The same process occurs in thermonuclear (fusion) bombs. In the Sun the process occurs in a controled manner.
â¢ POSTER CHILD (noun) The noun POSTER CHILD has 1 sense: 1. a child afflicted by some disease or deformity whose picture is used on posters to raise money for charitable purposes. Familiarity information: POSTER CHILD used as a noun is very rare.
Definitions for posteritypÉËstÉr Éª ti. descendants, posterity(noun) all of the offspring of a given progenitor. we must secure the benefits of freedom for ourselves and our posterity. posterity(noun) all future generations. posterity(Noun) All the future generations, especially the descendants of a specific person.