Sexual orientation

sexual preferences

Sexual orientation refers to the direction of an individual's sexuality, usually conceived of as classifiable according to the sex or gender of the persons whom the individual finds sexually attractive. The most commonly used categories of sexual orientation are heterosexuality (being sexually attracted to members of the opposite sex), homosexuality (being sexually attracted to members of the same sex) and bisexuality (being sexually attracted to members of either sex).
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Sexual orientation n. The direction of one's sexual interest toward members of the same, opposite, or both sexes, especially a direction seen to be [more]Sexual orientation - Community and Resources

The 1997 Treaty of Amsterdam empowered the EU to outlaw all discrimination based on a persons sexual orientation. (See EU citizenship, Fundamental rights)

Sexual orientation is commonly understood to mean an individual's orientation or preference in terms of sexual relationship with others - whether homosexual or heterosexual. - (read more on Sexual orientation)