A-Z of sex word meaning

Don't know what a word means? Then use our glossary to find out!

Sanitary Towels

Sanitary towels are cotton pads that fit into a girl's underwear (knickers) when she is having her period. The towels soak up blood, but need to be changed every few hours.

Scrotum

The bag of skin that contains a man's testicles.

Semen

A fluid that contains a mixture of secretions from a boy's reproductive glands and sperm cells. Semen comes out from the boy's penis when he ejaculates.

Sexual Actions

Having sex or doing things of a sexual nature with another person (like fingering or oral sex).

Sexual Arousement

Also known as getting turned on or being horny. Something happens to make you feel in the mood for sex, you could be alone or with a partner when this occurs.

Sexual Development

Also called puberty. The time when your body develops sexually.

Sexual History

All the people you have had a sexual relationships with during your life.

Sexual Intercourse

Sexual contact between two people, usually involving insertion of a man's erect penis into a woman's vagina.

Sexually Transmitted Diseases

Infections that are passed on in sexual activity. There are up to 25 STIs, some of which are more common and dangerous than others. The best way to protect against them is to always use a condom.

Shag

Another name for having sex.

Sheath

Another word for a condom.

Shigella Bacteria

Usually caused by contaminated food but can also be caught through sexual activity that puts mouth in contact with faeces.

Smear Test

When a sample of cells is taken from the neck of a woman's cervix to check for signs of cancer.

Smegma

The cheesy white substance produced by a gland under a boy's foreskin.

Snog

To kiss and caress each other.

Sperm

The reproductive seeds produced in a man's testicles.

Sterilisation

When a man or a woman has an operation to prevent getting pregnant, or getting their partner pregnant.

STI

Short for sexually transmitted infection. Infections that are passed on in sexual activity. There are up to 25 STIs, some of which are more common and dangerous than others. The best way to protect against them is to always use a condom.

Straight

Another word for heterosexual.

Swab

A small piece of material or cotton that is used to take a sample of body fluid.

Syphilis

A sexually transmitted infection, which may go unnoticed and can spread without either partner knowing. It is passed during sex or sexual activity and can be serious if left untreated.

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