Part I Preliminary Section 4B stepchild: without limiting who is a stepchild of a person for the purposes of this section, someone is the stepchild of the person if he or she would be the person’s stepchild except that the person is not legally married to the partner. (3) For the purposes of this section, if one person is the child of another person because of paragraph (b) of the definition of child in subsection (2), relationships traced to or through the person are to be determined on the basis that the person is the child of the other person. 4B Meaning of potential pregnancy A reference in this Act to potential pregnancy of a woman includes a reference to: (a) the fact that the woman is or may be capable of bearing children; or (b) the fact that the woman has expressed a desire to become pregnant; or (c) the fact that the woman is likely, or is perceived as being likely, to become pregnant. 5 Sex discrimination (1) For the purposes of this Act, a person (in this subsection referred to as the discriminator) discriminates against another person (in this subsection referred to as the aggrieved person) on the ground of the sex of the aggrieved person if, by reason of: (a) the sex of the aggrieved person; (b) a characteristic that appertains generally to persons of the sex of the aggrieved person; or (c) a characteristic that is generally imputed to persons of the sex of the aggrieved person; the discriminator treats the aggrieved person less favourably than, in circumstances that are the same or are not materially different, the discriminator treats or would treat a person of a different sex. 14 Compilation No. 42 Sex Discrimination Act 1984 Compilation date: 11/09/2021 Authorised Version C2021C00420 registered 08/10/2021 Registered: 08/10/2021