active dune (english) - meaning, definition, translation, pronunciation

Part of Speech

Noun Phrase

Phonetic Transcription

/ˈæktɪv djuːn/

Meaning and Usage

"Active dune" refers to a type of sand dune that is currently being shaped and moved by wind action. This contrasts with "dormant" or "stabilized" dunes that have a more settled structure covered in vegetation. Active dunes are typically found in arid regions and coastal areas where the movement of sand is prominent. The term is mainly used in environmental science, geography, and ecology.

Frequency of Use

"Active dune" is a specific term that appears predominantly in scientific literature and discussions related to geology, ecology, and environmental studies rather than casual conversation.

Example Sentences

1. Active dune systems are crucial for the maintenance of coastal ecosystems.
   Активные дюны являются важными для поддержания прибрежных экосистем.

2. The researchers studied the patterns of sand movement in the active dune area.
   Исследователи изучали паттерны движения песка в районе активных дюн.

3. Observing an active dune can provide insights into the effects of climate change on coastal landscapes.
   Наблюдение за активной дюной может дать представление о последствиях изменения климата для прибрежных ландшафтов.

Idiomatic Expressions

The term "active dune" itself is quite specific and does not feature prominently in common idiomatic expressions. However, discussing the concept of "dunes" or "active" elements can lead to some idiomatic phrases in related contexts.

Example Sentences with Idiomatic Expressions

1. Riding the wave of success is like moving over an active dune; one must be aware of the changing landscape.
   Катание на волне успеха похоже на движение по активной дюне; нужно быть готовым к изменяющемуся ландшафту.

2. When they said the project was an uphill battle, I felt like I was stranded on an active dune with no way to catch my breath.
   Когда они сказали, что проект — это борьба в гору, я почувствовал себя застрявшим на активной дюне без возможности перевести дух.

3. Navigating through the bureaucracy felt like walking across an active dune – unstable and unpredictable.
   Навигация через бюрократию казалась мне прогулкой по активной дюне – нестабильной и непредсказуемой.

Etymology

The term "dune" originates from the Old French word "dune," meaning "hill." The adjective "active" comes from the Latin "activus," which means "having the power to act." Thus, "active dune" directly refers to a dune that is in motion as opposed to one that is not.

Synonyms and Antonyms

Synonyms: - Mobile dune - Movable sand dune

Antonyms: - Stabilized dune - Dormant dune - Fixed dune