16-letter words containing o, a, k, r, i
- sidestream smoke — secondhand smoke.
- sparking voltage — the minimum voltage required to produce a spark across a given spark gap.
- speak for itself — be self-evident
- spring snowflake — a European amaryllidaceous plant, Leucojum vernum, with white nodding bell-shaped flowers
- square kilometer — a unit of area measurement equal to a square measuring one kilometer on each side. 2 , sq. km. Abbreviation: km.
- stock car racing — the sport of racing in stock cars
- the little karoo — a high arid plateau in South Africa
- tightrope walker — performer who walks on high wire
- to break the ice — If you break the ice at a party or meeting, or in a new situation, you say or do something to make people feel relaxed and comfortable.
- tracking station — a facility equipped with instrumentation for following the flight path of, communicating with, and collecting data from a rocket or spacecraft.
- travelling clock — a small clock taken by someone who is travelling
- trick photograph — a photograph that creates an illusion
- trick-or-treater — a person, typically a child, who goes from door to door in costume on Halloween asking for candy or other treats
- trucking company — a company that transports goods by lorry
- unfranked income — any income from an investment that does not qualify as franked investment income
- walk a tightrope — be in a precarious position
- weak interaction — the interaction between elementary particles and the intermediate vector bosons that carry the weak force from one particle to another.
- wide of the mark — If something such as a claim or estimate is wide of the mark, it is incorrect or inaccurate.