19-letter words containing a, c, e, s, h, r
- theoretical physics — abstract use of physics
- to be in the charts — (of a record or pop group) to be popular
- to ring the changes — If you say that someone rings the changes, you mean that they make changes or improvements to the way something is organized or done.
- trahison des clercs — a compromising of intellectual integrity, esp. for political reasons
- tricks of the trade — expert techniques
- tubular steel chair — a chair with a frame made of tubular steel
- ultramicrochemistry — the branch of microchemistry dealing with minute quantities of material weighing one microgram or less.
- upset the applecart — a pushcart used by a vendor of apples.
- vesicular exanthema — an infectious viral disease of swine, characterized by blisters on the snout, mucous membranes, and feet.
- waste heat recovery — the use of heat that is produced in a thermodynamic cycle, as in a furnace, combustion engine, etc, in another process, such as heating feedwater or air
- watch night service — a service held on the night of December 24, or of December 31
- whispering campaign — the organized spreading of insinuations or rumors to destroy the reputation of a person, organization, etc.
- xt bus architecture — (hardware, architecture) (After the IBM PC XT) An eight-bit ISA bus architecture used by Intel 8086 and Intel 8088 systems in the IBM PC and IBM PC XT in the 1980s. It predates the 16-bit ISA architecture used on the Intel 80286 based machines. The XT bus has four DMA channels, of which three are brought out to the expansion slots. Of these three, two are normally allocated to machine functions: DMA channel Expansion Standard function 0 No {dynamic RAM} refresh 1 Yes add-on cards 2 Yes {floppy disk} controller 3 Yes {hard disc} controller (1997-09-15)
- zero-hours contract — an employment contract which does not oblige the employer to provide regular work for the employee, but requires the employee to be on call in the event that work becomes available