fixed adaptation
[FꞮKST ə-dæp-ˈteɪ-ʃən]
nounpl: fixed adaptations
adaptação fixa
1. A permanent or unchanging adjustment made to suit specific circumstances or conditions, particularly in evolutionary biology, where an organism has developed a stable trait in response to environmental pressures
The polar bear's thick fur is a fixed adaptation to Arctic climates.
O pelo espesso do urso polar é uma adaptação fixa aos climas árticos.
2. In linguistics and literature, a translation or rendering of a work that maintains a consistent approach throughout, without variation in methodology
The translator used a fixed adaptation strategy to preserve the author's tone.
O tradutor usou uma estratégia de adaptação fixa para preservar o tom do autor.
3. A mechanical or technical adjustment that is set permanently and cannot be easily modified
The engine requires a fixed adaptation for high-altitude operation.
O motor requer uma adaptação fixa para operação em alta altitude.
The term 'fixed adaptation' is primarily academic and scientific, used in evolutionary biology courses and research. In Brazil, it appears frequently in textbooks (livros didáticos) on biology and ecology. The concept is central to understanding Darwin's theory of natural selection and is commonly taught in secondary and higher education.
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