21-letter words containing a, h

dacryocystorhinostomy — A surgical procedure to restore the flow of tears into the nose from the lacrimal sac when the nasolacrimal duct does not function.
dance to another tune — to alter one's actions or opinions as a result of changed conditions
data parallel haskell — (language, parallel) Adds Parallel Objects with arbitrary Dimension (PODs) and POD comprehensions to Haskell.
dataflow architecture — a means of arranging computer data processing in which operations are governed by the data present and the processing it requires rather than by a prewritten program that awaits data to be processed
de-ontological ethics — the branch of ethics dealing with right action and the nature of duty, without regard to the goodness or value of motives or the desirability of the ends of any act.
dead from the neck up — stupid or unintelligent
death by misadventure — a possible verdict in a coroner's court, indicating that death was due to an accident not to a crimes or somebody's negligence
decompression chamber — a chamber in which the pressure of air can be varied slowly for returning people from abnormal pressures to atmospheric pressure without inducing decompression sickness
defender of the faith — the title conferred upon Henry VIII by Pope Leo X in 1521 in recognition of the King's pamphlet attacking Luther's doctrines and retained by subsequent monarchs of England
dendrochronologically — By the use of, or with reference to dendrochronology.
denominational school — a school associated with a particular religious denomination
diapason normal pitch — a standard of pitch in which A above middle C is established at 435 vibrations per second.
disestablishmentarian — a person who favors the separation of church and state, especially the withdrawal of special rights, status, and support granted an established church by a state; an advocate of disestablishing a state church.
do/did you hear (me)? — If you say 'Do you hear?' or 'Did you hear me?' to someone, you are telling them in an angry or forceful way to pay attention to what you are saying.
double spanish burton — a tackle having one standing block and two running blocks, giving a mechanical advantage of five, neglecting friction.
downhole safety valve — A downhole safety valve is a piece of safety equipment used inside a well, which isolates wellbore pressure and fluid if something bad happens.
drop the handkerchief — a children's game in which all the players but one stand in a circle facing inward, while that one player stealthily drops a handkerchief behind a player in the circle who must pursue and attempt to catch the one who dropped the handkerchief before the latter reaches the vacated place.
dynamic data exchange — (language) (DDE, originally Dynamic Data Linking, DDL) A Microsoft Windows 3 hotlink protocol that allows application programs to communicate using a client-server model. Whenever the server (or "publisher") modifies part of a document which is being shared via DDE, one or more clients ("subscribers") are informed and include the modification in the copy of the data on which they are working.
earthmoving equipment — machines, such as bulldozers, that are used for excavating and moving large quantities of earth
easier said than done — difficult to do
eastern daylight time — a time zone applicable to many eastern areas of the United States during the summer months, being a daylight-saving variant of Eastern Standard Time
electrochromatography — chromatography effected by the influence of an applied electric field
electroencephalograms — Plural form of electroencephalogram.
electroencephalograph — A machine used for electroencephalography.
electromyographically — By means of, or in terms of, electromyography.
electronystagmography — A diagnostic test to record involuntary movements of the eye caused by a condition known as nystagmus. It can also be used to diagnose the cause of vertigo, dizziness or balance dysfunction by testing the vestibular system.
embarras de richesses — a superfluous abundance of options, from which one finds it difficult to select
empty the wastebasket — If you empty the wastebasket, you remove its contents and put them in the trash.
enhanced oil recovery — any of several techniques that make it possible to recover more oil than can be obtained by natural pressure, such as the injection of fluid or gases into an oilfield to force more oil to the surface
enharmonic modulation — a change of key achieved by regarding a note in one key as an equivalent note in another. Thus E flat in the key of A flat could be regarded as D sharp in the key of B major
epidemic encephalitis — any type of widespread encephalitis caused by various viruses
equiangular hyperbola — a hyperbola with transverse and conjugate axes equal to each other.
ethernet private line — (networking) (EPL) A data service defined by the Metro Ethernet Forum, providing a point-to-point Ethernet connection between a pair of dedicated User-Network Interfaces (UNIs), with a high degree of transparency.
ethics of the fathers — a treatise of the Mishnah that comprises six chapters and consists chiefly of proverbs, aphorisms, and principles of ethics, law, and religion.
every dog has his day — one's luck will come
extended architecture — (storage) (XA) A CD-ROM drive specification required by Green Book CD-ROM and White Book CD-ROM formats. Drives labelled "XA ready" may require a firmware upgrade.
fermat's last theorem — the unproved theorem that the equation xn + yn = zn has no solution for x, y, z nonzero integers when n is greater than 2.
first baron ashburton — Alexander, 1st Baron Ashburton, 1774–1848, British statesman.
first consonant shift — the consonant shift described by Grimm's law, which distinguishes Germanic languages from other Indo-European languages.
fluorophosphoric acid — any of three acids containing fluorine and phosphorus, HPF 6 , HPO 2 F 2 , or H 2 PO 3 F.
foot-in-mouth disease — the habit of making inappropriate, insensitive, or imprudent statements.
foreign exchange rate — the rate that specifies how much the currency of a nation is worth in terms of the currency of another nation
forensic anthropology — the branch of physical anthropology in which anthropological data, criteria, and techniques are used to determine the sex, age, genetic population, or parentage of skeletal or biological materials in questions of civil or criminal law.
forward exchange rate — the exchange rate of a currency to be delivered at a later date
frankfort on the main — a city in W central Germany, on the Main River.
frankfort on the oder — a city in NE Germany, on the Oder River.
french and indian war — the war in America in which France and its Indian allies opposed England 1754–60: ended by Treaty of Paris in 1763.
french fried potatoes — a more formal name for chips
frequent wash shampoo — a shampoo whose mildness allows it to be used frequently
from dan to beersheba — from one end of Israel to the other: Judg. 20:1

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