1. (cosmology) the theory that the solar system was formed by the gravitational accumulation of planetesimals

Type of: scientific theory

• polyphonic letter
• polyphonic music
• polyphonic prose
• polyphonically
• polyphonous
• polyphony
• polyphosphate
• polyphosphoric acid
• polyphyletic
• Polyplacophora
• polyplacophore
• polyploid
• polyploidy
• Polypodiaceae
• Polypodiales
• Polypodium
• Polypodium aureum
• Polypodium glycyrrhiza
• Polypodium polypodioides
• Polypodium scouleri
• Polypodium virgianum
• Polypodium vulgare
• polypody
• polypoid
• Polyporaceae