second-order

Translations
второго порядка
вторичный
второстепенный
косвенный
опосредованный
двухуровневый
Definitions
Of or relating to a second level, stage, or rank in an ordered system.
Of lesser importance, quality, or rank; secondary.
Indirect; arising as a consequence of something else rather than directly.
In mathematics, involving second derivatives or a relation, equation, or approximation of order two.
In formal logic, allowing quantification over predicates, properties, or sets, rather than only over individual objects.
In systems theory or cybernetics, concerned with the observer’s role in, or influence on, the system being observed.
In physics, mathematics, or economics, referring to a term or effect that is quadratic or otherwise derived from a first-order term or effect.
Words
second

adjective
второй
order

noun
порядок