bisexualityn.

1842 Brit. Mag. & Monthly Reg. Apr. 385 I cannot but think that our Lord has himself interpreted the Mosaical ‘creating male and female’ to express the original bisexual state of Adam... The ‘creating male and female’..must be that of the Adamical bisexuality.

1872 Brit. Med. Jrnl. 13 July 31/2 Prior to the division of sex [sc. in an embryo], each individual possesses the parts necessary to form either the male or the female, but yet without any true exhibition of bisexuality.

1933 Biol. Bull. 65 293 While all grades of bisexuality are found in the gonads, self-fertilization is not usual.

1986 Crustaceana 51 309 Although gynandromorphism, bisexuality, and hermaphroditism are uncommon in decapod crustacea, sexual abnormalities have been described in several species.

2000 K. Lunau in A. Dafni et al. Pollen & Pollination 100/2 Bisexuality of flowers is..disadvantageous in that it increases the proportion of self- as opposed to cross-pollination.

1850 A. Gray Bot. Text-bk. (ed. 3) i. ii. 70 At this stage..a process..is first observed,—the evident equivalent of bisexuality in the higher orders,—by which the reproductive cells or spores are still further specialized and potentiated.

1921 Nature 29 Sept. 145/1 Is hermaphroditism a direct physical consequence of a fixed or sluggish life, and conversely, is bisexuality in a species a direct physical consequence of a freely moving habit of life?

1976 Jrnl. Parasitol. 62 482/1 The..variable of method of reproduction, i.e., bisexuality versus parthenogensis..in these populations.

1998 G. P. Redei Genetics Man. 466 Heterothallism..is comparable to dioecy in higher plants, or bisexuality in animals.

2006 Evolution 60 328/1 Amphimictic bisexuality (i.e., sexual reproduction) represents the predominant reproductive mode in animals.

1892 C. G. Chaddock tr. R. von Krafft-Ebing Psychopathia Sexualis iii. 187 Careful investigation of the so-called acquired cases makes it probable that the predisposition also present here consists of a latent homosexuality, or, at least, bi-sexuality [Ger. Bisexualität].

1914 State Hosp. Bull. (N.Y. State Hosp. Comm.) 7 342 Some bisexuals outgrow their bisexuality and the stronger libido displaces the weaker.

1956 C. Wilson Outsider iii. 63 There is bisexuality too. (Pablo suggests a sexual orgy for three: himself, Harry and Maria; and Maria and Hermine have Lesbian relations.)

1965 G. Melly Owning-up ii. 12 I moved slowly from homosexuality to bisexuality and from there to heterosexuality.

1996 Face Apr. 146/2 This year..contemporary pop culture is awash with references to bisexuality.

2010 Times 31 May 42/1 The sonnets are often taken as evidence of his [sc. Shakespeare] bisexuality.