stabilizer
n.a substance or tool that helps keep something steady or prevents it from moving too much. In math, it helps keep a system or value from changing too quickly.
n.a substance or device that prevents movement or provides steadiness. In a mathematical context, it refers to a function or property that maintains the stability of a system or value.
“The camera uses a stabilizer to take clear photos.”
“The engineer added a stabilizer to the chemical mixture to prevent it from reacting too quickly.”
“In control theory, a feedback stabilizer is essential for maintaining the equilibrium of a dynamic system by counteracting any external disturbances or internal fluctuations.”
“Lithium, a mood stabiliser, is a common way to treat the illness.”
From stabilize + -er.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.