19-letter words containing a, c, h, l, o
- touch all the bases — to deal with all related details
- trahison des clercs — a compromising of intellectual integrity, esp. for political reasons
- tuamotu archipelago — a group of about 80 coral islands in the S Pacific, in French Polynesia. Pop: 15 973 (2002; including the Gambier Islands). Area: 860 sq km (332 sq miles)
- typographical error — an error in printed or typewritten matter resulting from striking the improper key of a keyboard, from mechanical failure, or the like.
- ultramicrochemistry — the branch of microchemistry dealing with minute quantities of material weighing one microgram or less.
- wearable technology — a small computer or advanced electronic device that is worn or carried on the body: the trendiest wearable technologies.
- what-do-you-call-it — whachamacallit.
- white-collar worker — office employee, clerical worker
- zenithal projection — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it, either at one of the poles (polar zenithal), at the equator (equatorial zenithal), or between (oblique zenithal)