zero order
[ˈzɪəroʊ ˈɔrdər]
nounpl: zero orders
ordem zero
1. In chemistry and kinetics, a reaction whose rate is independent of the concentration of reactants
A zero order reaction maintains a constant rate regardless of how much reactant is present.
Uma reação de ordem zero mantém uma taxa constante independentemente de quanto reagente está presente.
2. In mathematics and physics, an approximation or analysis that ignores all terms except the constant term
The zero order approximation provides a rough estimate of the system's behavior.
A aproximação de ordem zero fornece uma estimativa aproximada do comportamento do sistema.
3. In optics, the central maximum of a diffraction pattern
The zero order beam is the brightest point in the diffraction pattern.
O feixe de ordem zero é o ponto mais brilhante no padrão de difração.
This is a technical term primarily used in scientific and academic contexts in both Brazil and Portugal. It is fundamental to chemistry, physics, and mathematics education, with no significant regional variations in usage. The term is consistent across both Portuguese-speaking regions.
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