trans-Nep·tu·ni·an object 
(trăns′nĕp-tnē-ən, -ty-, trănz′-)
(trăns′nĕp-tnē-ən, -ty-, trănz′-)n. Abbr. TNO
A celestial object that orbits the sun at a greater distance on average than Neptune.
- white sale
- white sauce
- White Sea
- white separatism
- white separatist
- white shark
- white-shoe
- white slave
- white slavery
- whitesmith
- white snakeroot
- white space
- white spruce
- white squall
- whitestart
- white stork
- white supremacist
- white supremacy
- whitetail
- white-tailed deer
- whitethroat
- white-throated sparrow
- white tie
- white-tie
- white trash