1. French naturalist who proposed that evolution resulted from the inheritance of acquired characteristics (1744-1829)
   - Lamarck, Chevalier de Lamarck

Type of: natural scientist, naturalist

• optionally
• optometrist
• optometry
• opulence
• opulent
• opulently
• Opuntia
• Opuntia cholla
• Opuntia lindheimeri
• Opuntia tuna
• Opuntiales
• opus
• opuscule
• opusculum
• OPV
• opéra bouffe
• or
• OR circuit
• or else
• OR gate
• or so
• ora
• orach
• orache
• oracle