15-letter words containing o, c, t, f, i
- tourist traffic — the number of tourists that visit an area
- tractive effort — the force exerted by a locomotive or other powered vehicle on its driving wheels.
- traffic control — management of road use
- traffic offence — a violation of traffic regulations, such as breaking the speed limit
- ultramicrofiche — ultrafiche.
- unit of account — the function of money that enables the user to keep accounts, value transactions, etc
- vector function — a function that assigns a vector to each point in a given set.
- vicar of christ — the pope, with reference to his claim to stand in the place of Jesus Christ and possess His authority in the church.
- viral infection — disease caused by a virus
- vulgar fraction — common fraction.
- warrant officer — (in the U.S. Armed Forces) an officer of one of four grades ranking above enlisted personnel and below commissioned officers.
- witch of agnesi — a plane curve symmetrical about the y- axis and asymptotic to the x- axis, given by the equation x 2 y =4 a 2 (2 a − y).
- yeast infection — candida: genital inflammation