1. (genetics) the diploid cell resulting from the union of a haploid spermatozoon and ovum (including the organism that develops from that cell)
   - zygote, fertilised ovum [Brit]

Derived forms: fertilized ova

Type of: cell

• tied up
• tieless
• Tien Shan
• Tien-pao
• Tientsin
• tiepin
• Tiepolo
• tier
• tier up
• tierce
• tiercel
• tiered
• tiered seat
• Tierra del Fuego
• Tietze's syndrome
• tiff
• Tiffany
• Tiffany glass
• tiffin
• Tiflis
• tig
• tiger
• tiger beetle
• tiger cat
• tiger cowrie