in·fer·tile 
(ĭn-fûrtl)
(ĭn-fûrtl)adj.
1. Biology
a. Not capable of initiating, sustaining, or supporting reproduction.
b. Not fertilized and hence incapable of growing and developing: infertile duck eggs.
2. Not capable of sustaining crops or vegetation: infertile land.
3. Unproductive or producing little: a path of research that proved infertile.
- osteoclasis
- osteoclast
- osteoclastic
- osteocyte
- osteogenesis
- osteogenesis imperfecta
- osteogenetic
- osteogenic
- osteogenic sarcoma
- osteogenous
- osteoid
- osteological
- osteologically
- osteologist
- osteology
- osteolysis
- osteolytic
- osteoma
- osteomalacia
- osteomyelitis
- osteon
- osteopath
- osteopathic
- osteopathically
- osteopathist