aquática

Aquática is the feminine form of the adjective meaning related to water in Portuguese. The masculine form is aquático. In Spanish, the equivalent feminine is acuática and the masculine is acuático. Both languages share a common root from Latin aqua, meaning water, and use their respective spellings to indicate gender and agreement with nouns.

In linguistic and semantic terms, aquático/aquática (and its Spanish counterpart acuático/acuática) are used to describe things connected with water, water-based environments, or life and processes occurring in water. The term functions across scientific and everyday contexts to distinguish water-related phenomena from those tied to land.

In biology and ecology, the adjective designates organisms that spend all or part of their life cycle in water, as well as habitats and ecosystems dominated by aquatic environments. This includes freshwater and marine systems, aquatic plants, algae, fish, amphibians, and many microorganisms. The concept also appears in discussions of hydrology, water chemistry, and related disciplines that study water as an ecological medium.

In daily use, aquática/aquático or acuática/acuático appears in references to water-based activities and therapies, such as swimming, diving, aquatic fitness, and aquatic therapy, which leverages buoyancy and resistance provided by water for rehabilitation or training. The term may also occur in branding, education, or cultural contexts to evoke water-related imagery.

See also: aqua, agua, acuático/acuática, aquático/aquática in related Romance languages.