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We found 21 dictionaries with English definitions that include the word zona pellucida: Click on the first link on a line below to go directly to a page where "zona pellucida" is defined. General (12 matching dictionaries) zona pellucida: American Heritage Dictionary of the English Language [home, info] zona pellucida: Vocabulary.com [home, info] zona pellucida: Merriam-Webster's Online Dictionary, 11th Edition [home, info] zona pellucida: Wordnik [home, info] zona pellucida: Infoplease Dictionary [home, info] zona pellucida: Dictionary.com [home, info] Zona Pellucida: Wikipedia, the Free Encyclopedia [home, info] zona pellucida: Rhymezone [home, info] zona pellucida: Free Dictionary [home, info] zona pellucida: Mnemonic Dictionary [home, info] zona pellucida: LookWAYup Translating Dictionary/Thesaurus [home, info] zona pellucida: Dictionary/thesaurus [home, info] Computing (1 matching dictionary) zona pellucida: Encyclopedia [home, info] Medicine (7 matching dictionaries) Zona pellucida: MedTerms.com Medical Dictionary [home, info] Zona Pellucida: Medical Dictionary [home, info] zona pellucida: online medical dictionary [home, info] ZONA PELLUCIDA: Probert Encyclopaedia of Medicine [home, info] zona pellucida: Neurotrauma Glossary [home, info] zona pellucida: Medical dictionary [home, info] Zona pellucida: Drug Medical Dictionary [home, info] Tech (1 matching dictionary) zona_pellucida: Washington State Definitions and Abbreviations of Vetrinary Terms [home, info]

Quick definitions from WordNet (zona pellucida) ▸ noun:  thick membrane around the mammalian ovum; can be penetrated by one sperm in the fertilization process; usually remains around the fertilized egg until it is implanted in the wall of the uterus