19-letter words containing n, i, t, r, f, e
- theory of equations — the branch of mathematics dealing with methods of finding the solutions to algebraic equations.
- thread-line fishing — spinning (def 3).
- to one's fingertips — entirely; altogether
- traffic engineering — a branch of civil engineering concerned with the design and construction of streets and roads that will best facilitate traffic movement.
- traffic regulations — rules designed to expedite the flow of traffic and prevent collisions
- transesterification — a reaction between an ester of one alcohol and a second alcohol to form an ester of the second alcohol and an alcohol from the original ester, as that of methyl acetate and ethyl alcohol to form ethyl acetate and methyl alcohol; interesterification.
- transformer station — a station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers
- transitional relief — a form of tax relief, designed to smooth large changes in liability, which operates by restricting the proportion by which liability may change per year, both upwards and downwards
- translation of axes — the process of replacing the axes in a Cartesian coordinate system with a new set of axes, parallel to the first, used to write equations of curves not centered about the origin.
- trifacial neuralgia — tic douloureux.
- ultrahigh frequency — any frequency between 300 and 3000 megahertz. Abbreviation: UHF, uhf.
- under the influence — the capacity or power of persons or things to be a compelling force on or produce effects on the actions, behavior, opinions, etc., of others: He used family influence to get the contract.
- unit of measurement — physical quantity
- unorganized ferment — ferment (def 2).
- white-fronted goose — a grayish-brown wild goose, Anser albifrons, of Eurasia and western North America, having a white patch on the front of the face.
- white-water rafting — White-water rafting is the activity of riding on a raft over rough, dangerous parts of a fast-flowing river.
- whorfian hypothesis — Sapir-Whorf hypothesis.
- xenon tetrafluoride — a colorless, crystalline compound, XeF 4 , prepared by heating a gaseous mixture of fluorine and xenon.
- yellowtail flounder — a righteyed flounder, Limanda ferruginea, inhabiting waters along the Atlantic coast of North America, having a yellowish tail fin and rusty-red spots on the body: once commercially important, now greatly reduced in number.