Sterile

Producing little or no crop; barren; unfruitful; unproductive; not fertile; as, sterile land; a sterile desert; a sterile year.

Incapable of reproduction; unfitted for reproduction of offspring; not able to germinate or bear fruit; unfruitful; as, a sterile flower, which bears only stamens.

Free from reproductive spores or germs; as, a sterile fluid.

Fig.: Barren of ideas; destitute of sentiment; as, a sterile production or author.

free of or using methods to keep free of pathological microorganisms; "a sterile operating area"; "aseptic surgical instruments"; "aseptic surgical techniques"