c. 1300, "hardship, adversity, force, pressure," in part a shortening of Middle English distress (n.); in part from Old French estrece "narrowness, oppression," from Vulgar Latin *strictia, from Latin strictus "tight, compressed, drawn together," past participle of stringere "draw tight" (see strain (v.)). Meaning "physical strain on a material object" is from mid-15c. As an abstract force in mechanics from 1855. The purely psychological sense is attested from 1955.