Neuter
in botany, a flower having head of Centaurea cyanus, the margin of neither stamens nor pistils; as in those occupying the outermost flowers of the head of Centaurea cyanus, the margin of occupying the outermost flowers of the the cymes in garlen plants of Viburnum, Hydrangea, or in the whole cyme of Vi- burnum opulus. In grammar, a noun of neuter gender. In entomology, a sterile female, a worker.