18-letter words containing a, b, i, t, h
- distinguishability — to mark off as different (often followed by from or by): He was distinguished from the other boys by his height.
- double achievement — a representation of the arms of a husband beside those of his wife such that a difference of rank between them is shown.
- elizabeth petrovna — 1709-62; empress of Russia (1741-62): daughter of Peter I
- elizabethan sonnet — Shakespearean sonnet
- established church — a Church that is officially recognized as a national institution, esp the Church of England
- establishmentarian — Adhering to, advocating, or relating to the principle of an established church.
- flash butt welding — a method of welding metal edge-to-edge with a powerful electric flash followed by the application of pressure.
- gas-discharge tube — any tube in which an electric discharge takes place through a gas
- give sb their head — If you give someone their head, you allow them to do what they want to do, without trying to advise or stop them.
- hamilton's problem — Hamiltonian problem
- handkerchief table — corner table.
- have a thing about — If you have a thing about someone or something, you have very strong feelings about them.
- have words with sb — If one person has words with another, or if two or more people have words, they have a serious discussion or argument, especially because one has complained about the other's behaviour.
- have/be to do with — If you say that one thing has something to do with or is something to do with another thing, you mean that the two things are connected or that the first thing is about the second thing.
- hawksbill (turtle) — a medium-sized marine turtle (Eretmochelys imbricata, family Cheloniidae) having a hawklike beak and a horny shell from which tortoise shell is obtained
- heat of combustion — the heat evolved when one mole of a substance is burnt in oxygen at constant volume
- hermaphrodite brig — a two-masted sailing vessel, square-rigged on the foremast and fore-and-aft-rigged on the mainmast.
- histocompatibility — the condition of having antigenic similarities such that cells or tissues transplanted from one (the donor) to another (the recipient) are not rejected.
- honourable mention — If something that you do in a competition is given an honourable mention, it receives special praise from the judges although it does not actually win a prize.
- in black and white — without colour
- in company with sb — If you feel, believe, or know something in company with someone else, you both feel, believe, or know it.
- in the belief that — If you do one thing in the belief that another thing is true or will happen, you do it because you think, usually wrongly, that it is true or will happen.
- in the same breath — the air inhaled and exhaled in respiration.
- indecent behaviour — the offence of committing indecent acts
- interchangeability — (of two things) capable of being put or used in the place of each other: interchangeable symbols.
- ionization chamber — a device for detecting and measuring ionizing radiation, consisting of a tube containing a low pressure gas and two electrodes between which a high voltage is maintained. The current between the electrodes is a function of the intensity of the radiation
- knight of the bath — a member of a knightly order founded by George I of England in 1725.
- legislative branch — the branch of government having the power to make laws; the legislature.
- lincoln's birthday — February 12, a legal holiday in some states of the U.S., in honor of the birth of Abraham Lincoln.
- malpighian tubules — one of a group of long, slender excretory tubules at the anterior end of the hindgut in insects and other terrestrial arthropods.
- natural childbirth — childbirth involving little or no use of drugs or anesthesia and usually involving a program in which the mother is psychologically and physically prepared for the birth process.
- nebular hypothesis — the theory that the solar system evolved from a mass of nebular matter: prominent in the 19th century following its precise formulation by Laplace.
- neighborhood watch — a neighborhood surveillance program or group in which residents keep watch over one another's houses, patrol the streets, etc., in an attempt to prevent crime.
- noninterchangeable — That cannot be interchanged with another.
- octachlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms.
- optical brightener — an additive that dyes and brightens fabric or paper
- probability theory — the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Compare probability (def 4).
- protease inhibitor — a drug that inhibits the action of protease, especially any of a class of antiviral drugs that prevent the cleavage and replication of HIV proteins.
- punishment beating — a form of corporal punishment carried out by a paramilitary organization on a member of another sectarian organization, usually in Northern Ireland
- pyramus and thisbe — (in Greek legend) two lovers of Babylon: Pyramus, wrongly supposing Thisbe to be dead, killed himself and she, encountering him in his death throes, did the same
- saint john's bread — carob (def 2).
- scottish blackface — a common breed of hardy mountain sheep having horns and a black face, kept chiefly on the mainland of Scotland
- september holidays — a period of time in September when people do not have to go to school, college or work
- sindbad the sailor — (in The Arabian Nights' Entertainments), a wealthy citizen of Baghdad who relates the adventures of his seven wonderful voyages.
- substitute teacher — educator: replaces sb temporarily
- take a shine to sb — If you say that someone has taken a shine to another person, you mean that he or she liked them very much at their first meeting.
- talk between ships — TBS (def 1).
- the baptist church — any of various Protestant churches that believe in the baptism of believers
- the beautiful game — football
- the bird has flown — the person in question has fled or escaped