sterile

Not producing or incapable of producing offspring.

Not producing or incapable of producing seed, fruit, spores, or other reproductive structures. Used of plants or their parts.

Producing little or no vegetation; unfruitful.

Free from live bacteria or other microorganisms.

Lacking imagination, creativity, or vitality.

Lacking the power to function; not productive or effective; fruitless.

Unfruitful; unproductive; not fertile.

Barren; not reproducing its kind.

In botany, of a flower, producing only stamens—that is, staminate or male (compare neutral); of a stamen, having no anther, or a functionless one; of an anther, without pollen; of an ovary, without perfect seeds; of a seed, without an embryo; of a frond, without sori. See cuts under Onoclea, Ophioglossum, sassafras, and smoke-tree.