15-letter words containing f, a, s, t, o
- transfer factor — a lymphocyte product that, when extracted from T cells of an individual with immunity to a particular antigen, can confer that immunity when administered to another individual of the same species.
- transfer lounge — the place in an airport where you wait for a transfer from one flight to another
- transfer season — the period during the year in which a football club can transfer players from other teams into their own
- transfer window — the period during the year in which a football club can transfer players from other teams into their own
- transfiguration — the act of transfiguring.
- transform fault — a strike-slip fault that offsets a mid-ocean ridge in opposing directions on either side of an axis of seafloor spreading.
- treaty of paris — a treaty of 1763 signed by Britain, France, and Spain that ended their involvement in the Seven Years' War
- tree of sadness — night jasmine (def 1).
- trout fisherman — a fisherman who catches trout
- ultrafastidious — extremely fastidious
- velcro fastener — a fastener made of Velcro
- 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.
- waterford glass — fine cut or gilded glass made in Waterford, Ireland, having a slight blue cast due to the presence of cobalt.
- 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).
- wolf-rayet star — a very hot (35,000–100,000 K) and luminous star in the early stages of evolution, with broad emission lines in its spectrum.
- wrongful arrest — the act of arresting someone without proper reason
- yeast infection — candida: genital inflammation
- yellow goatfish — a schooling goatfish, Mulloidichthys martinicus, inhabiting the Atlantic Ocean from Florida to Panama.