13-letter words containing r, e, d, o
- hydrofracture — (geology) Rock fracture caused by the pressure of freezing water.
- hydrogen bomb — a bomb, more powerful than an atomic bomb, that derives its explosive energy from the thermonuclear fusion reaction of hydrogen isotopes.
- hydrogen bond — a type of chemical bond in which a hydrogen atom that has a covalent link with one of the electronegative atoms (F, N, O) forms an electrostatic link with another electronegative atom in the same or another molecule.
- hydrogenating — Present participle of hydrogenate.
- hydrogenation — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hydrogenizing — Present participle of hydrogenize.
- hydrokinetics — the branch of hydrodynamics that deals with the laws governing liquids or gases in motion.
- hydromedusoid — a jellyfish or something resembling a jellyfish that lives in water
- hydromorphone — A synthetic narcotic analgesic, (4,5 alpha-epoxy-3-hydroxy-17-methyl morphinan-6-one), similar to morphine and heroin. It is used for moderate to severe pain under the trade name Dilaudid.
- hydronitrogen — a chemical compound containing only hydrogen and nitrogen.
- hydroperoxide — any chemical compound having the general formula, ROOH, where R is an element or an organic group.
- hydrosulfides — Plural form of hydrosulfide.
- hydrosulphate — a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.
- hydrosulphide — a compound containing the univalent group –HS.
- hydrosulphite — hyposulfite (def 1).
- hydrotelluric — (chemistry) Formed by hydrogen and tellurium.
- hydroxide ion — the anion OH−.
- hydroxyketone — a ketone containing a hydroxyl group.
- hydroxylamine — an unstable, weakly basic, crystalline compound, NH 3 O, used as a reducing agent, analytical reagent, and chemical intermediate.
- hydroxymethyl — (organic chemistry, especially in combination) The univalent radical HO-CH2-.
- hyperadenosis — abnormal enlargement of the glands, especially of the lymph nodes.
- hyperboloidal — Having the shape or form of a hyperboloid.
- hyperdicrotic — having or pertaining to a double beat of the pulse for each beat of the heart.
- hyperhidrosis — abnormally excessive sweating.
- hyperlordosis — Particularly severe lordosis.
- hyperproducer — an increased or rapid producer
- hypertrophied — abnormal enlargement of a part or organ; excessive growth.
- ideogrammatic — Of or pertaining to ideograms.
- ideographical — Alternative form of ideographic.
- ides of march — 15th March: ominous date
- ill-nourished — underfed or inadequately fed
- imponderables — Plural form of imponderable.
- improvidently — In an improvident manner.
- in due course — a direction or route taken or to be taken.
- in good order — If something is in good order, it is in good condition.
- in moderation — not to excess
- in order that — used to introduce a clause of purpose
- incident room — An incident room is a room used by the police while they are dealing with a major crime or accident.
- inconsiderate — without due regard for the rights or feelings of others: It was inconsiderate of him to keep us waiting.
- incredulously — not credulous; disinclined or indisposed to believe; skeptical.
- indirect cost — a business cost that is not directly accountable to a particular function or product; a fixed cost, as a land tax or the like.
- indiscretions — Plural form of indiscretion.
- indo-european — a large, widespread family of languages, the surviving branches of which include Italic, Slavic, Baltic, Hellenic, Celtic, Germanic, and Indo-Iranian, spoken by about half the world's population: English, Spanish, German, Latin, Greek, Russian, Albanian, Lithuanian, Armenian, Persian, Hindi, and Hittite are all Indo-European languages. Compare family (def 14).
- indo-germanic — Indo-European
- indoctrinated — to instruct in a doctrine, principle, ideology, etc., especially to imbue with a specific partisan or biased belief or point of view.
- indoctrinates — Third-person singular simple present indicative form of indoctrinate.
- indolebutyric — as in indolebutyric acid, a synthetic plant growth regulator
- indoor soccer — a form of soccer played indoors by two teams of six players each, usually on a hockey rink covered with a temporary floor with walls to keep the ball in play, in which a player who commits a foul is penalized by suspension from play for a certain amount of time, as in hockey.
- inductothermy — the production of fever by means of electromagnetic induction.
- infomediaries — Plural form of infomediary.