depress
v.to make something feel sad or to cause a country's economy to grow very slowly. In math, it means to lower the value of a number or a graph.
v.to cause a state of low spirits or to cause a decline in economic activity; in a mathematical context, to reduce the value of a variable or to lower the position of a graph.
“The news of the job loss began to depress the local economy.”
“The central bank raised interest rates to prevent the housing market from further depressing the national economy.”
“In linear algebra, the matrix is designed to depress the eigenvalues of the system, effectively stabilizing the output over time.”
“It depresses me to share that one of my fellow lesbians could be so silly, but the truth must be faced, and in 1923, Rotha Lintorn-Orman founded the first British fascist movement.”
“It activates the appropriate side when pushed either left or right, but shutting them off requires you to depress the switch while it’s centered, which I found a bit tricky to get right.”
From Middle English depressen, from Old French depresser, from Latin dēpressus, perfect participle of dēprimō (“to press down, to weigh down”), from dē- (“off, away, down, out”) + premō (“to press”).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.