penetració

Penetració is a Catalan term that denotes the act of entering through a barrier or the extent to which something passes into another substance or space. The word comes from Latin penetrare, meaning to go through. In Catalan usage, penetració appears in a range of domains, from natural processes to human activities.

In biology and medicine, penetració describes the crossing of barriers such as skin or mucous membranes by organisms or substances, and the distribution of compounds within tissues. It can refer to the penetration of drugs into target tissues, the invasion of cells by pathogens, or the passage of substances across membranes in physiological contexts.

In sexual health and education, penetració refers to the act of entering a partner's body through a genital, anal, or oral route. Discussions typically emphasize consent, communication, safety, and health considerations; the term is used in clinical and educational materials to describe aspects of sexual activity without detailing explicit content.

In business and marketing, penetració de mercat denotes the extent to which a product or service has entered a market, measured by market share or adoption rate among potential customers. Strategies to increase market penetration include pricing, promotion, distribution, and product adaptation within existing markets.

In science and technology, penetration can describe the depth to which a projectile, wave, or signal can enter a material. It also appears in cybersecurity under the concept of penetration testing, or authorized attempts to identify system vulnerabilities.