21-letter words containing r, e, h, a, u, l
- ophthalmia neonatorum — inflammation of the eyes of a newborn child due to an infectious disease, as gonorrhea, contracted during birth from the infected mother.
- phrase-structure rule — a rule that generates a sentence or other syntactic construction from words and phrases and identifies its constituent structure.
- pipelined burst cache — Pipeline Burst Cache
- ploughman's spikenard — a European plant, Inula conyza, with tubular yellowish flower heads surrounded by purple bracts: family Asteraceae (composites)
- pneumoencephalography — encephalography.
- populist shop steward — a shop steward who operates in a delegate role, putting the immediate interests of his members before union principles and policies
- public health service — the agency that is responsible for the health of the general public
- pulse height analyser — a multichannel analyser that sorts pulses into selected amplitude ranges
- pulse height analyzer — an instrument that records or counts an electrical pulse if its amplitude falls within specified limits: used in nuclear physics research for the determination of energy spectra of nuclear radiations
- put sb in their place — If you put someone in their place, you show them that they are less important or clever than they think they are.
- rap over the knuckles — to reprimand
- rayleigh distribution — (mathematics) A curve that yields a good approximation to the actual labour curves on software projects.
- rectangular hyperbola — a hyperbola with perpendicular asymptotes
- richard coeur de lion — ("Richard the Lion-Hearted"; "Richard Coeur de Lion") 1157–99, king of England 1189–99.
- secure hash algorithm —
- single spanish burton — a tackle having a runner as well as the fall supporting the load, giving a mechanical advantage of three, neglecting friction.
- sovereign wealth fund — an investment fund created using the financial assets of a national government
- space shuttle orbiter — orbiter (def 1).
- sunday school teacher — someone who teaches at a Sunday school
- take sb/sth seriously — If you take someone or something seriously, you believe that they are important and deserve attention.
- tartarian honeysuckle — an Asian honeysuckle, Lonicera tatarica, having fragrant, white to pink flowers.
- the apple of your eye — If you say that someone is the apple of your eye, you mean that they are very important to you and you are extremely fond of them.
- the household cavalry — a group of British soldiers on horseback who have the job of protecting the king or queen and their family
- the moral high ground — If you say that someone has taken the moral high ground, you mean that they consider that their policies and actions are morally superior to the policies and actions of their rivals.
- the san andreas fault — a geological fault in California
- throw sb a curve ball — If someone throws you a curve or throws you a curve ball, they surprise you by doing something that you do not expect.
- to be hard luck on sb — to be unfortunate or unlucky for someone
- to let your hair down — If you let your hair down, you relax completely and enjoy yourself.
- to rear its ugly head — If something unpleasant rears its head or rears its ugly head, it becomes visible or noticeable.
- triple superphosphate — superphosphate (def 2).
- triple-superphosphate — Also called acid phosphate. a mixture of calcium acid phosphate and calcium sulfate prepared by treating phosphate rock with sulfuric acid: used chiefly as a fertilizer.
- undesirable discharge — a discharge under other than honorable conditions of a person from military service by administrative action.
- what the future holds — If you wonder what the future holds, you wonder what will happen in the future.
- white-knuckle paddler — an inexpert and timid canoeist.
- william the conqueror — ("the Conqueror") 1027–87, duke of Normandy 1035–87; king of England 1066–87 (son of Robert I, duke of Normandy).