12-letter words containing a, h, i, g
- graphophonic — a phonograph for recording and reproducing sounds on wax records.
- great schism — a period of division in the Roman Catholic Church, 1378–1417, over papal succession, during which there were two, or sometimes three, claimants to the papal office.
- greenwashing — Present participle of greenwash.
- guanethidine — a potent adrenergic neuron blocking agent, C 10 H 22 N 4 , used in the treatment of hypertension.
- guardianship — the position and responsibilities of a guardian, especially toward a ward.
- h paul grice — H(erbert) Paul, 1913–88, English philosopher.
- habilitating — Present participle of habilitate.
- haemogenesis — Haematopoiesis.
- haemorrhagic — (chiefly, British) alternative spelling of hemorrhagic.
- hagia sophia — flourished 6th century a.d, Byzantine engineer. He was one of the architects of Hagia Sophia; (originally an Orthodox cathedral and currently a museum in Istanbul, Turkey).
- hagiocracies — Plural form of hagiocracy.
- hagiographer — one of the writers of the Hagiographa.
- hagiographic — Of or pertaining to hagiography.
- hagiological — Relating to hagiology.
- hair-raising — terrifying or horrifying: We had a hair-raising brush with death.
- hair-trigger — easily activated or set off; reacting immediately to the slightest provocation or cause: a hair-trigger temper.
- haircoloring — dye or tint for the hair.
- hairdressing — the act or process of cutting, combing out, doing up, or styling hair.
- half binding — a type of book binding consisting of a leather binding on the spine and, sometimes, the corners, with paper or cloth sides.
- half landing — a landing halfway up a flight of stairs
- half-binding — a type of book binding consisting of a leather binding on the spine and, sometimes, the corners, with paper or cloth sides.
- half-english — of, relating to, or characteristic of England or its inhabitants, institutions, etc.
- half-turning — split spindle.
- hallucinogen — a substance that produces hallucinations.
- halogenating — Present participle of halogenate.
- halogenation — (chemistry) The reaction of a halogen with something, especially the replacement of a hydrogen atom of an organic compound with a halogen one.
- hamartiology — the doctrine of sin in Christian theology
- hamming code — (algorithm) Extra, redundant bits added to stored or transmitted data for the purposes of error detection and correction. Named after the mathematician Richard Hamming, Hamming codes greatly improve the reliability of data, e.g. from distant space probes, where it is impractical, because of the long transmission delay, to correct errors by requesting retransmission.
- hamstringing — Present participle of hamstring.
- hand setting — Also called French telephone. a telephone having a mouthpiece and earpiece mounted at opposite ends of a handle.
- hand-holding — the act of holding hands, especially as a sign or token of affection.
- hand-picking — to pick by hand.
- hand-running — in unbroken succession; consecutively.
- hand-selling — a gift or token for good luck or as an expression of good wishes, as at the beginning of the new year or when entering upon a new situation or enterprise.
- handclapping — The activity of clapping hands, especially as part of a musical performance.
- handcrafting — Present participle of handcraft.
- handicapping — Present participle of handicap.
- handwringing — a physical expression of concern, distress, or guilt.
- hang gliding — the sport of launching oneself from a cliff or a steep incline and soaring through the air by means of a hang glider.
- hang-gliding — Hang-gliding is the activity of flying in a hang-glider.
- hanging pawn — one of two or more adjacent pawns on central half-open files with no pawns of the same colour on the files immediately to left and right of them
- hanging post — a post from which a door, gate, etc., is hung.
- hanging step — a step projecting from a wall with no real or apparent support at its outer end.
- hanging wall — Mining. the underside of the wall rock overlying a vein or bed of ore. Compare footwall (def 1).
- haptoglobins — Plural form of haptoglobin.
- harbingering — Present participle of harbinger.
- hard feeling — resentment; ill will
- hard landing — Aeronautics. an uncontrolled or rough landing by an aircraft or spacecraft, usually resulting in damage.
- hard linking — hard link
- hard-hitting — striking or capable of striking with force.