21-letter words containing h, o, l, y, r
- otorhinolaryngologist — (medicine) Doctor specializing in otorhinolaryngology, the study of ear, nose, and throat.
- pellitory-of-the-wall — an urticaceous plant, P. diffusa, of the S and W European genus Parietaria, which grows in crevices and has long narrow leaves and small pink flowers
- physical anthropology — the branch of anthropology dealing with the evolutionary changes in human anatomy and physiology, using mensurational and descriptive techniques.
- pneumoencephalography — encephalography.
- polygenic inheritance — the heredity of complex characters that are determined by a large number of genes, each one usually having a relatively small effect.
- psychological primary — one of a set of perceived colours (red, yellow, blue, green, black, and white) that can be used to characterize all other perceived colours
- psychological warfare — the use of propaganda, threats, and other psychological techniques to mislead, intimidate, demoralize, or otherwise influence the thinking or behavior of an opponent.
- psychoneuroimmunology — the study of the effects of psychological factors on the immune system
- 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
- reverse polish syntax — postfix notation
- salam-weinberg theory — the electroweak theory.
- schlieren photography — a type of photography which records schlieren
- scorched earth policy — a military practice of devastating the property and agriculture of an area before abandoning it to an advancing enemy.
- scorched-earth policy — a military practice of devastating the property and agriculture of an area before abandoning it to an advancing enemy.
- sport utility vehicle — a rugged vehicle with a trucklike chassis and four-wheel drive, designed for occasional off-road use. Abbreviation: SUV.
- sport-utility vehicle — a rugged vehicle with a trucklike chassis and four-wheel drive, designed for occasional off-road use. Abbreviation: SUV.
- structural psychology — psychology centering on the analysis of the structure or content of conscious mental states by introspective methods.
- 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 jury is still out — it has not yet been decided or agreed on
- the royal scots greys — (formerly) a British cavalry regiment, the Second Dragoons
- the women's land army — a unit of women recruited to do agricultural work in the United Kingdom during World War I and World War II
- the yellow brick road — the road to success or happiness (in the film the Wizard of Oz the yellow brick road leads to Oz)
- theoretical physicist — a scientist who studies theoretical physics
- threshold wage policy — a policy whereby wages are increased in accordance with inflation
- to lay something bare — If you lay something bare, you uncover it completely so that it can then be seen.
- to let your hair down — If you let your hair down, you relax completely and enjoy yourself.
- to look the other way — If you say that someone looks the other way, you are critical of them because they pay no attention to something unpleasant that is happening, when they should be dealing with it properly.
- to play the race card — if someone plays the race card they bring up the issue of race in a discussion, perhaps for sympathy or to seek popularity by appealing to racist sentiment
- to rear its ugly head — If something unpleasant rears its head or rears its ugly head, it becomes visible or noticeable.
- to tell you the truth — You say to tell you the truth or truth to tell in order to indicate that you are telling someone something in an open and honest way, without trying to hide anything.
- trichloroacetaldehyde — chloral (def 1).
- triethyl orthoformate — a colorless liquid, C 7 H 16 O 3 , used chiefly in organic synthesis.
- weinberg-salam theory — electroweak theory.
- x-ray crystallography — the determination of the structure of a crystal by the use of x-ray diffraction.
- yellow-throated vireo — an olive-green vireo, Vireo flavifrons, of eastern North America, having a bright yellow throat and breast.