22-letter words containing h, a, i, d
- duplex high speed data — (DHSD) A term which describes a full-duplex channel that can carry 64 kilobits per second. This is the kind of service provided by an Inmarsat-B type portable earth station or a leased line (not ISDN).
- earth inductor compass — a compass actuated by induction from the earth's magnetic field.
- educational psychology — a branch of psychology concerned with developing effective educational techniques and dealing with psychological problems in schools.
- educational technology — the use of technology, such as computers, within education, to aid the learning process
- enchanter's nightshade — any of several onagraceous plants of the genus Circaea, esp C. lutetiana, having small white flowers and bristly fruits
- endotrophic mycorrhiza — the most widespread and common type of mycorrhiza, in which the fungus lives within the cells of the roots of the plant
- equal rights amendment — a proposed amendment to the US Constitution enshrining equality between the sexes
- foot-and-mouth disease — an acute, contagious, febrile disease of cattle, hogs, sheep, and other hoofed animals, caused by any of various rhinoviruses and characterized by vesicular eruptions in the mouth and about the hoofs, teats, and udder.
- forth modification lab — (event) (FORML) A Forth conference held every November on the West coast of the USA ().
- gallamine triethiodide — a neuromuscular blocking drug, C 30 H 60 I 3 N 3 O 3 , similar to curare, used as a skeletal muscle relaxant in conjunction with surgical anesthesia.
- geographic determinism — a doctrine that regards geographical conditions as the determining or molding agency of group life.
- get (or have) wind of — to get (or have) information or a hint concerning; hear (or know) of
- get it into one's head — to come to believe (an idea, esp a whimsical one)
- graphical display unit — an output device incorporating a cathode ray tube on which both line drawings and text can be displayed. It is usually used in conjunction with a light pen to input or reposition data
- gravitational redshift — (in general relativity) the shift toward longer wavelengths of electromagnetic radiation emitted by a source in a gravitational field, especially at the surface of a massive star.
- green around the gills — the respiratory organ of aquatic animals, as fish, that breathe oxygen dissolved in water.
- hammersmith and fulham — a borough of Greater London on the River Thames: established in 1965 by the amalgamation of Fulham and Hammersmith. Pop: 174 200 (2003 est). Area: 16 sq km (6 sq miles)
- handle with kid gloves — grant special treatment to
- hans christian oersted — Hans Christian [hahns kris-tyahn] /hɑns ˈkrɪs tyɑn/ (Show IPA), 1777–1851, Danish physicist.
- harvard classification — a classification of stars based on the characteristic spectral absorption lines and bands of the chemical elements present
- hawaiian standard time — the time used in the Hawaiian time zone
- heat of solidification — the heat liberated by a unit mass of liquid at its freezing point as it solidifies: equal to the heat of fusion.
- holy day of obligation — a day on which Roman Catholics are duty-bound to attend Mass and abstain from certain kinds of work.
- hoof-and-mouth disease — foot-and-mouth disease.
- hook, line, and sinker — a curved or angular piece of metal or other hard substance for catching, pulling, holding, or suspending something.
- horn-rimmed spectacles — spectacles with rims made of material resembling horn
- horseradish peroxidase — Histology. an enzyme, isolated from horseradish, that when microinjected can be detected by the colored products of the reaction it catalyzes, used as a tracer, as in tracing the route of a motor neuron from the cell body in the spinal cord to the muscle it innervates.
- hospital administrator — a person who works in the management team of a hospital
- human interface device — (hardware) (HID) Any device to interact directly with humans (mostly input) like keyboard, mouse, joystick, or graphics tablet.
- hydrocinnamic aldehyde — a colorless liquid, C 9 H 10 O, having a floral odor, used in perfumery and flavoring.
- in one's birthday suit — naked; nude
- in sackcloth and ashes — in a state of great mourning or penitence
- in the lap of the gods — If you say that a situation is in the lap of the gods, you mean that its success or failure depends entirely on luck or on things that are outside your control.
- industrial archaeology — the study of past industrial machines, works, etc
- interactive whiteboard — a smooth, glossy sheet of white plastic that can be written on with a colored pen or marker in the manner of a blackboard.
- islands of the blessed — lands where the souls of heroes and good men were taken after death
- jacquard, joseph-marie — Joseph-Marie Jacquard
- kensington and chelsea — a borough of Greater London, England.
- ketamine hydrochloride — a powerful anesthetic, C13H16ClNO·HCl, used in surgery
- land of milk and honey — a land of unusual fertility and abundance.
- land of the rising sun — Japan.
- landscape architecture — the art of arranging or modifying the features of a landscape, an urban area, etc., for aesthetic or practical reasons.
- left-handed compliment — an ambiguous compliment
- let sth drop/fall/slip — If you let drop, let fall, or let slip information, you reveal it casually or by accident, during a conversation about something else.
- limited access highway — expressway
- martin luther king day — the third Monday in January, a legal holiday in some states of the U.S., commemorating the birthday (Jan. 15) of Martin Luther King, Jr.
- mathematical induction — induction (def 5).
- mohammed al-khawarizmi — Muhammad ibn Musa al-Khwarizmi
- much ado about nothing — a comedy (1598?) by Shakespeare.
- netherlands new guinea — a former name of Irian Jaya.