An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک



bottom-up structure formation
  دیسش ِ ساختار از پایین به بالا  
diseš-e sâxtâr az pâyin bé bâlâ
Fr.: formation des structures du bas vers le haut  

A → structure formation scenario in which small galaxies form first, and larger structures are then formed in due course. Contrary to → top-down structure formation.

See also:bottom; → up; → structure; → formation; → galaxy.