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N - O - P - Q - R - S - T - U - V - W - X - Y - Z
Y-Δ transform
Yang–Baxter Equations
Yang–Mills existence and mass gap
Yarkovsky effect (Φαινόμενο Yarkovsky )
Yaw drive
Yaw-rate sensor
Yellowcake
Yield curve (physics)
Yield surface
Yilmaz theory of gravitation
Young's interference experiment
Young's modulus
Young Medal and Prize
Young stellar object
Young–Laplace equation
Yukawa Institute for Theoretical Physics
Yukawa interaction