15-letter words containing c, h, o, l, a, t
- ultramicrofiche — ultrafiche.
- uncopyrightable — not able to be copyrighted
- venetian school — any of various groups of artists identified with Venice throughout the history of Italian art but most notably the painters of the 18th century, as Giovanni Battista Tiepolo, Francesco Guardi, and Antonio Canaletto.
- watch the clock — If you are watching the clock, you keep looking to see what time it is, usually because you are bored by something and want it to end as soon as possible.
- wentworth scale — a scale for specifying the sizes (diameters) of sedimentary particles, ranging from clay particles (less than 1⁄256 mm) to boulders (over 256 mm)
- white chocolate — a chocolate-type product made of milk and sugar that are cooked together until highly condensed and then mixed with cocoa butter.
- wreathed column — a column having a twisted or spiral form.
- xylotypographic — involving or pertaining to xylotypography
- zoophytological — of or relating to zoophytology