Definities van Oosthoek Encyclopedie in de Ensie Y
- Y (scheikunde)
- y (wiskunde)
- Y-aansluiting
- y-buis
- Y-chromosoom
- y, Y (letter)
- yab-yum
- yachting style
- Yacine
- yack
- Yagga
- Yaghan
- yagi
- Yahya Kemal
- Yajurveda
- yak
- Yaka
- yaksa
- Yalçin
- yaleslot
- yam
- Yama
- Yamana
- Yamani
- Yamasaki
- Yamin
- Yamuna
- Yancey
- yang
- yankee (machine)
- yankee, yank (V.S.)
- Yanomamö
- yantra ((hindoeïsme)
- Yantra (ballet)
- Yao
- Yaoundé
- Yap
- yapok
- Yaracuy
- yard
- Yarmouth
- yarrowketel
- Yaruro
- Yasjar Kemal
- yatagan
- yawltuig
- Yazidji Oglu
- Yb
- yd
- Yeats
- yell
- yellen
- yellow press
- Yellowstone National Park
- Yellowstone, rivier in de VS
- yen
- Yepes
- Yerkes-sterrenwacht
- Yernée-Fraineux
- Yersin
- Yersinia
- yeti (jeti)
- Yggdrasill
- Yi Kwangsu
- yin yang (jin jang)
- Yinger
- Yivo
- ylang-ylangolie
- YMCA
- Ymir
- Yo Fei
- yoga
- yoghurt (joghurt)
- yoghurtplantje (joghurtplantje)
- yogi
- Yogyakarta
- yohimbine
- Yolande van Vlaanderen
- yoni
- Yonkers
- Yonne
- Yorck von Wartenburg
- York (stad)
- York Schiereiland, Kaap
- York, hertog van
- Yorkshire terrier
- Yorkshire-varken
- Yoruba (taal)
- Yoruba (volk)
- Yosemite National Park
- Youlou
- Young, Brigham
- Young, Edward
- Young, La Monte
- Young, Lester Willis
- Young, Percy Marshall
- Young, Thomas
- Younghusband
- Youngplan
- Youngstown
