The story
From Ancient Greek θίξις (thíxis, “touching”) + Ancient Greek τροπή (tropḗ, “turning”, from τρέπω (trépō, “turn, change”)) + -y.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: The reduction of viscosity with increased shear Full definition →
From Ancient Greek θίξις (thíxis, “touching”) + Ancient Greek τροπή (tropḗ, “turning”, from τρέπω (trépō, “turn, change”)) + -y.
Etymology from Wiktionary, CC BY-SA 4.0.