infertile /in-fûrˈtīl or (US) -til/

1. Not fertile
2. Not capable of producing offspring, sterile
3. Not productive
4. Barren

infertility /-tilˈ/ noun

• dioptre
• dioptres
• dioptric
• dioptrical
• dioptrics
• diorama
• dioramas
• dioramic
• diorism
• diorisms
• dioristic
• dioristical
• dioristically
• diorite
• diorites
• dioritic
• diorthoses
• diorthosis
• diorthotic
• Dioscorea
• Dioscoreaceae
• dioscoreaceous
• Dioscuri
• diosgenin
• diosgenins