17-letter words containing h, e, a
- attachment theory — a set of concepts that explain the emergence of an emotional bond between an infant and primary caregiver and the way in which this bond affects the child’s behavioral and emotional development into adulthood. See also attachment (def 3a).
- attraction sphere — centrosphere (sense 1)
- audience research — research into the make-up and habits of the audience of a particular television or radio programme or network
- australopithecine — any of various extinct apelike primates of the genus Australopithecus and related genera, remains of which have been discovered in southern and E Africa. Some species are estimated to be over 4.5 million years old
- authoritativeness — having due authority; having the sanction or weight of authority: an authoritative opinion.
- babe in the woods — a baby or child.
- baby doll nightie — a short, frilly nightdress
- bachelor's button — any of several plants of a genus (Centaurea) of the composite family, that have scaly, vase-shaped bracts below the white, pink, or blue flowers; esp., the cornflower and knapweed
- bachelor's degree — A bachelor's degree is a first degree awarded by universities.
- bachelor's-button — any of various plants with round flower heads, especially the cornflower.
- back on the rails — If something is back on the rails, it is beginning to be successful again after a period when it almost failed.
- bacteriorhodopsin — a purple protein containing retinal and found in the plasma membrane of certain bacteria (genus Halobacterium): it directly supplies electrochemical energy from sunlight
- baggage checkroom — a left luggage office; a place at, for example, a railway station where baggage can be left
- bahia de cochinos — Spanish name of Bay of Pigs.
- baile atha cliath — Dublin
- baile-atha-cliath — Gaelic Baile Àtha Cliath. a seaport in and the capital of the Republic of Ireland, in the E part, on the Irish Sea.
- balance the books — do accounting
- bald-faced hornet — any large, stinging paper wasp of the family Vespidae, as Vespa crabro (giant hornet) introduced into the U.S. from Europe, or Vespula maculata (bald-faced hornet or white-faced hornet) of North America.
- banana phenomenon — banana problem
- barchester towers — a novel (1857) by Anthony Trollope.
- barkhausen effect — the phenomenon of short, sudden changes in the magnetism of a ferromagnetic substance occurring when the intensity of the magnetizing field is continuously altered.
- basal anaesthesia — preliminary and incomplete anaesthesia induced to prepare a surgical patient for total anaesthesia with another agent
- baseboard heating — a heating system by pipes, through which steam or hot water circulates, near the base of the walls of rooms
- be off one's head — If you say that someone is off their head, you mean that they have taken so many drugs that they do not know what they are doing.
- be out of the way — When something is out of the way, it has finished or you have dealt with it, so that it is no longer a problem or needs no more time spent on it.
- be over sb's head — If something such as an idea, joke, or comment goes over someone's head, it is too difficult for them to understand.
- be that as it may — You say 'Be that as it may' when you want to move onto another subject or go further with the discussion, without deciding whether what has just been said is right or wrong.
- beat a dead horse — to argue an issue that is already settled
- beat the drum for — to attempt to arouse interest in
- beat to the punch — to be quicker than (another) in doing something, as in striking a blow
- behaviour therapy — any of various means of treating psychological disorders, such as desensitization, aversion therapy, and instrumental conditioning, that depend on the patient systematically learning new modes of behaviour
- behind one's back — without one's knowledge; secretly or deceitfully
- bell-hanger's bit — a bit for drilling small holes through studs or the like.
- bell-shaped curve — bell curve
- bent out of shape — very angry, upset, or agitated
- bergisch gladbach — city in W Germany, in the state of North Rhine-Westphalia: pop. 105,000
- bergisch-gladbach — an industrial city in W Germany, near Cologne.
- best first search — (algorithm) A graph search algorithm which optimises breadth first search by ordering all current paths according to some heuristic. The heuristic attempts to predict how close the end of a path is to a solution. Paths which are judged to be closer to a solution are extended first. See also beam search, hill climbing.
- biological father — the man whose semen fertilized the ovum from which a child was born
- biological mother — the mother who gave birth to a child
- biological shield — a protective shield impervious to radiation, esp the thick concrete wall surrounding the core of a nuclear reactor
- biopharmaceutical — of or relating to drugs produced using biotechnology
- birth certificate — Your birth certificate is an official document which gives details of your birth, such as the date and place of your birth, and the names of your parents.
- black huckleberry — a low eastern North American shrub, Gaylussacia baccata, of the heath family, having yellowish-green leaves with resinous dots on the underside, clustered orange-red flowers, and shiny, black, edible fruit.
- black-headed gull — a small gull, Chroicocephalus ridibundus, that breeds in much of Europe and Asia, and often scavenges in towns
- blasphemous libel — In Britain, previously, the crime committed if a person insults, offends, or vilifies the deity, Christ, or the Christian religion
- blood and thunder — A blood and thunder performer or performance is very loud and emotional.
- blood-and-thunder — sensationalism, violence, or exaggerated melodrama: a movie full of blood and thunder.
- blue-headed vireo — solitary vireo.
- board-and-shingle — a small dwelling with wooden walls and a shingle roof