13-letter words containing a, b, o, r, t, i
- tuberculation — Also, tuberculated, tuberculose. having tubercles.
- turbocharging — the process or action of supplying an internal combustion engine or a motor vehicle with a turbocharger
- unobliterated — to blot out or render undecipherable (writing, marks, etc.); efface.
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unworkability — the quality or state of being unworkable
- variable cost — a cost that varies with a change in the volume of output while remaining uniform on a per-unit basis, as cost of labor (distinguished from fixed cost).
- vasoinhibitor — an agent, as a drug, that inhibits the action of the vasomotor nerves.
- verbalization — to express in words: He couldn't verbalize his feelings.
- verbigeration — the condition or instances of repeating the same word or sentence against one's will as a symptom of a psychiatric disorder
- victorian box — a tree, Pittosporum undulatum, of Australia, having shiny, wavy-margined, oblong leaves and fragrant clusters of yellowish flowers.
- water lobelia — Lobelia dortmanna
- waterboarding — a harsh interrogation technique in which water is poured onto the face and head of the immobilized victim so as to induce a fear of drowning.
- wild bergamot — a plant, Monarda fistulosa, of the mint family, native to eastern North America, having a rounded cluster of lilac-colored or purple flowers, growing in dry places.