17-letter words containing a, n, t, i, m, u
- waist measurement — a measure of the circumference of the narrowest part of a person's waist
- wallowa mountains — a mountain range in NE Oregon. Highest peak, Sacajawea Peak, 9838 feet (2999 meters).
- wimshurst machine — a device for the production of electric charge by electrostatic induction, consisting of two oppositely rotating glass or mica disks carrying metal strips upon which charges are induced and subsequently removed by contact with metallic combs.
- wrangell-mountain — Mount, an active volcano in SE Alaska, in the Wrangell Mountains. 14,006 feet (4269 meters).
- youth programming — the creation and scheduling of television programmes specifically aimed at young people