25-letter words containing h, i

lie at (or on) the lurch — to lie in wait
local education authority — a body that is responsible for education in a particular area
magnetic character reader — a device that automatically scans and interprets characters printed with magnetic ink. It operates by the process of magnetic character recognition
magnetohydromagnetic wave — Physics. Alfvén wave.
maintenance of membership — an arrangement or agreement between an employer and a labor union by which employees who are members of the union at the time the agreement is made, or who subsequently join, must either remain members until the agreement expires, or be discharged.
make a thing about/out of — If you make a thing of something or make a thing about it, you talk about it or do it in an exaggerated way, so that it seems much more important than it really is.
make bricks without straw — a block of clay hardened by drying in the sun or burning in a kiln, and used for building, paving, etc.: traditionally, in the U.S., a rectangle 2.25 × 3.75 × 8 inches (5.7 × 9.5 × 20.3 cm), red, brown, or yellow in color.
massacre of the innocents — the slaughter of all the young male children of Bethlehem at Herod's command in an attempt to destroy Jesus (Matthew 2:16–18)
medical officer of health — a person appointed by a local or national authority to be in charge of its health policy
melanesian pidgin english — Neo-Melanesian.
metal-free phthalocyanine — phthalocyanine (def 1).
methylrosaniline chloride — gentian violet.
miguel hidalgo y costilla — Miguel [mee-gel] /miˈgɛl/ (Show IPA), 1753–1811, Mexican priest, patriot, and revolutionist.
mohorovicic discontinuity — the discontinuity between the crust and the mantle of the earth, occurring at depths that average about 22 miles (35 km) beneath the continents and about 6 miles (10 km) beneath the ocean floor.
much/little to commend it — If you say that something has much to commend it, you approve of it. If you say that something has little to commend it, you disapprove of it.
murders in the rue morgue — a short story (1841) by Edgar Allan Poe.
nail in the coffin of sth — If you say that one thing is a nail in the coffin of another thing, you mean that it will help bring about its end or failure.
net positive suction head — The net positive suction head is a measure of a pump's performance.
neurocirculatory asthenia — cardiac neurosis.
never do things by halves — If you say that someone never does things by halves, you mean that they always do things very thoroughly.
no disrespect (to sb/sth) — You can say 'no disrespect to someone or something' when you are just about to criticize them, in order to indicate that you are not hostile towards them or admire them for other things.
non-algorithmic procedure — heuristic
northern corn-leaf blight — northern leaf blight.
not for the faint-hearted — If you say that something is not for the faint-hearted, you mean that it is an extreme or very unusual example of its kind, and is not suitable for people who like only safe and familiar things.
not know what has hit one — to be completely taken by surprise
nothing to choose between — (of two people or objects) almost equal
nuffield teaching project — (in Britain) a complete school programme in mathematics, science, languages, etc, with suggested complementary theory and practical work
occupational psychologist — a person who makes a study of human behaviour at work, including ergonomics, selection procedures, and the effects of stress
on the big/small etc side — If you say that something is on the small side, you are saying politely that you think it is slightly too small. If you say that someone is on the young side, you are saying politely that you think they are slightly too young.
on the horns of a dilemma — one of the bony, permanent, hollow paired growths, often curved and pointed, that project from the upper part of the head of certain ungulate mammals, as cattle, sheep, goats, or antelopes.
on the side of the angels — If you say that someone is on the side of the angels, you believe very strongly that what they are doing is right.
on the tip of your tongue — If a comment or question is on the tip of your tongue, you really want to say it or ask it, but you decide not to say it.
on the understanding that — with the condition that; providing
organizational psychology — the study of the structure of an organization and of the ways in which the people in it interact, usually undertaken in order to improve the organization
orpheus in the underworld — a classical operetta; the French name is Orphée aux enfers
out of sight, out of mind — If you say 'out of sight, out of mind', you mean that people quickly forget someone if he or she goes away.
over-the-counter medicine — An over-the-counter medicine is a medicine that may be sold without a doctor's prescription.
oxidative phosphorylation — the aerobic synthesis, coupled to electron transport, of ATP from phosphate and ADP.
peripheral nervous system — the portion of the nervous system lying outside the brain and spinal cord.
petropavlovsk-kamchatskiy — seaport in E Asian Russia, on Kamchatka Peninsula: pop. 210,000
pharmacotherapeutic group — Drugs and agents are categorized into pharmacotherapeutic groups based on which diseases they are designed to treat.
phase contrast microscope — a microscope that utilizes the phase differences of light rays transmitted by different portions of an object to create an image in which the details of the object are distinct despite their near-uniformity of refractive index.
phase-contrast microscope — a microscope that utilizes the phase differences of light rays transmitted by different portions of an object to create an image in which the details of the object are distinct despite their near-uniformity of refractive index.
pick/take up the gauntlet — If you pick up the gauntlet or take up the gauntlet, you accept the challenge that someone has made.
play into someone's hands — a dramatic composition or piece; drama.
polymerase chain reaction — a technique in which a known DNA sequence is synthesized at high temperatures by means of a polymerase, producing millions of copies for statistical analysis: used in DNA fingerprinting, in detecting minute quantities of cancer cells, etc.
polynomial-time algorithm — (complexity) A known algorithm (or Turing Machine) that is guaranteed to terminate within a number of steps which is a polynomial function of the size of the problem. See also computational complexity, exponential time, nondeterministic polynomial-time (NP), NP-complete.
portable network graphics — (file format) /ping/ (PNG) An extensible file format for the lossless, portable, well-compressed storage of raster images. PNG provides a patent-free replacement for GIF and can also replace many common uses of TIFF. Indexed-colour, greyscale and truecolour images are supported, plus an optional alpha channel. Sample depths range from 1 to 16 bits. PNG is designed for on-line viewing applications, such as the World Wide Web, so it is fully streamable with a progressive display option. PNG is robust, providing both full file integrity checking and simple detection of common transmission errors. Also, PNG can store gamma correction and chromaticity data for improved colour matching on heterogeneous platforms.
preferred ordinary shares — shares issued by a company that rank between preference shares and ordinary shares in the payment of dividends
psychiatric social worker — (in Britain) a qualified person who works with mentally-ill people and their families, based in a psychiatric hospital, child guidance clinic, or social services department area team, and who may also be an approved social worker

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