Luokka Eponyymitbulgariaenglantiespanjaesperantohollantiitaliajapanikreikkalatinalatvialiettuanorjaportugalipuolaranskaruotsisaksasuomitanskaturkkitšekkiunkarivenäjäviro

willemite Wilson's disease Wilsonian Wilsonianism Windsor knot Winnicottian winsorization winsorize Wiskott-Aldrich syndrome Wittgensteinian Wodehousian Wolf-Rayet star Wolfean Wolfeana Wolffian Wolffian duct wollastonite Woodford's rail Woodward-Hoffmann rules Woodwardian Woolfesque Woolfian Woolfish Woosterian

Wormian Wormian bone Wottonian wulfenite wurtzite wüstite Wycliffite Xena Xenaphile Xenaverse Xenophontean Xerxean Ximenean yagi Yagi antenna Yagi-Uda antenna yarborough Yeatsian Yerkish Yogiism Yoneda embedding Yoneda lemma Young's modulus Zaghlulist

Zamboni Zamenhofian Zappaesque Zariski topology Zeeman effect Zeeman energy Zeigarnik effect Zeldaesque Zelig Zener card Zener diode Zeppelin zeppelin Zidanesque Ziegler's water rat Zipf's law Zipfian Zizekian Znanieckian Zolaesque Zollinger-Ellison syndrome Zuska's disease Zwinglian