21-letter words containing h, o, a, g, i

rayleigh distribution — (mathematics) A curve that yields a good approximation to the actual labour curves on software projects.
reading comprehension — a text that students use to help them improve their reading skills, by reading it and answering questions relating to the text. Sometimes used as a test or examination of reading skills. A reading comprehension can be in the student's own or another language
reconnaissance flight — a flight made by an aircraft in order to obtain military information about a particular place
replacement algorithm — The method used to determine which entry in an associative cache to flush to main memory when it is desired to cache a new block of data. The "least recently used" algorithm flushed the block which has not been accessed for the longest time. A random replacement algorithm picks any block with equal probability.
ring down the curtain — to lower the curtain at the end of a theatrical performance
ring-around-the-rosey — a children's game in which the players sing while going around in a circle and squat when the lyrics “all fall down” are sung.
rolling in the aisles — (of an audience) overcome with laughter
rutherford scattering — the scattering of an alpha particle through a large angle with respect to the original direction of motion of the particle, caused by an atom (Rutherford atom) with most of the mass and all of the positive electric charge concentrated at a center or nucleus.
safe in the knowledge — If you do something safe in the knowledge that something else is the case, you do the first thing confidently because you are sure of the second thing.
salam-weinberg theory — the electroweak theory.
satisficing behaviour — the form of behaviour demonstrated by firms who seek satisfactory profits and satisfactory growth rather than maximum profits
schlieren photography — a type of photography which records schlieren
secure hash algorithm —
short message service — (messaging) (SMS) A message service offered by the GSM digital mobile telephone system. Using SMS, a short alphanumeric message (160 alphanumeric characters) can be sent to a mobile phone to be displayed there, much like in an alphanumeric pager system. The message is buffered by the GSM network until the phone becomes active.
single spanish burton — a tackle having a runner as well as the fall supporting the load, giving a mechanical advantage of three, neglecting friction.
social anthropologist — an anthropologist who deals with cultural and social phenomena such as kinship systems or beliefs, esp of nonliterate peoples
sovereign wealth fund — an investment fund created using the financial assets of a national government
the acting profession — actors considered as a group
the icing on the cake — If you describe something as the icing on the cake, you mean that it makes a good thing even better, but it is not essential.
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 rock of gibraltar — a limestone promontory at the tip of S Spain
the shipping forecast — a radio broadcast made by the BBC of weather reports and forecasts for the seas around the British Isles
threatening behaviour — intimidation or intentional behaviour that causes another person to fear injury or harm
threshold wage policy — a policy whereby wages are increased in accordance with inflation
to get into high gear — if people or an activity go into high gear, moves into high gear, etc, people do what they were doing more intensely, or the activity becomes more intense
to give the game away — If someone or something gives the game away, they reveal a secret or reveal their feelings, and this puts them at a disadvantage.
to have green fingers — If someone has green fingers, they are very good at gardening and their plants grow well.
to lay something bare — If you lay something bare, you uncover it completely so that it can then be seen.
to my way of thinking — You add to my way of thinking to a statement in order to indicate that you are giving your opinion.
to rear its ugly head — If something unpleasant rears its head or rears its ugly head, it becomes visible or noticeable.
to take the high road — to take the course of action which is safest and most familiar
to take the long view — If you take the long view, you consider what is likely to happen in the future over a long period, rather than thinking only about things that are going to happen soon.
washington's birthday — February 22, formerly observed as a legal holiday in most states of the U.S. in honor of the birth of George Washington.
weinberg-salam theory — electroweak theory.
what price something? — what are the chances of something happening now?
whip-and-tongue graft — a graft prepared by cutting both the scion and the stock in a sloping direction and inserting a tongue in the scion into a slit in the stock.
wildlife photographer — someone that specializes in taking photographs of wild animals, especially in their natural habitats, and plants
youth training scheme — (formerly, in Britain) a scheme, run by the Training Agency, to provide vocational training for unemployed 16–17-year-olds

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