undirected change
[/ˌʌndɪˈrɛktɪd tʃeɪndʒ/]
nounpl: undirected changes
mudança não direcionada
1. A modification or alteration that occurs without a specific goal, purpose, or predetermined direction; change that happens randomly or without intentional guidance
The evolution of the species involved undirected changes that accumulated over millions of years.
A evolução da espécie envolveu mudanças não direcionadas que se acumularam ao longo de milhões de anos.
2. In scientific contexts, particularly biology and chemistry, transformation that is not controlled or guided by an external force or predetermined pathway
Undirected change in the chemical composition led to unexpected results in the experiment.
A mudança não direcionada na composição química levou a resultados inesperados no experimento.
3. Stochastic or random variation in a system without deliberate intervention or strategic planning
The market experienced undirected change due to various unpredictable factors.
O mercado experimentou mudança não direcionada devido a vários fatores imprevisíveis.
This term is predominantly used in scientific, academic, and technical discourse in both Brazil and the USA. It is particularly common in discussions of evolutionary biology, chemistry, physics, and organizational management. In Brazilian Portuguese academic contexts, 'mudança não direcionada' is the standard terminology, while in Portugal the term 'mudança não orientada' is preferred. The concept reflects a Western scientific understanding of randomness and causality.
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