Of one sex—that is, having the two sexes developed in different individuals. For or consisting of a single sex.Specifically, in entomology, having only female individuals: noting the agamic broods of Aphididæ and some other insects which, during certain parts of the year, continue to propagate the species without any males. See parthenogenesis.In botany, said of a flower containing the organs of but one sex, stamens or pistil, but not both; diclinous: opposed to bisexual or hermaphrodite; monœcious or diœcious. It is also applicable to an inflorescence or a plant with such flowers only.