13-letter words containing h, e, r, d, i
- house-trained — housebroken.
- housed string — a string of a stair (housed stair) receiving the ends of the risers or treads in a series of housings.
- hundredweight — Also called cental, quintal. a unit of avoirdupois weight commonly equivalent to 100 pounds (45.359 kilograms) in the U.S. Abbreviation: cwt.
- hyaluronidase — Biochemistry. a mucolytic enzyme found in the testes, in snake venom, and in hemolytic streptococci and certain other bacteria, that decreases the viscosity of the intercellular matrix by breaking down hyaluronic acid.
- hybrid system — a way of working, organizing, or doing something that is composed of elements of two separate systems
- hydrargillite — gibbsite.
- hydrated lime — a soft, white, crystalline, very slightly water-soluble powder, Ca(OH) 2 , obtained by the action of water on lime: used chiefly in mortars, plasters, and cements.
- hydroaerobics — aerobic exercises performed in water, as in a swimming pool.
- hydroairplane — a hydroplane.
- hydrocephalic — of or relating to hydrocephalus.
- hydrochloride — a salt, especially of an alkaloid, formed by the direct union of hydrochloric acid with an organic base that makes the organic constituent more soluble.
- hydroelectric — pertaining to the generation and distribution of electricity derived from the energy of falling water or any other hydraulic source.
- 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
- 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.
- hydrosulphide — a compound containing the univalent group –HS.
- hydrosulphite — hyposulfite (def 1).
- hydrotelluric — (chemistry) Formed by hydrogen and tellurium.
- hydroxide ion — the anion OH−.
- hydroxylamine — an unstable, weakly basic, crystalline compound, NH 3 O, used as a reducing agent, analytical reagent, and chemical intermediate.
- hyperadenosis — abnormal enlargement of the glands, especially of the lymph nodes.
- hyperboloidal — Having the shape or form of a hyperboloid.
- hyperdactylia — the presence of extra fingers or toes.
- hyperdicrotic — having or pertaining to a double beat of the pulse for each beat of the heart.
- hyperhidrosis — abnormally excessive sweating.
- hyperinflated — to subject to hyperinflation: hyperinflated prices.
- hyperlordosis — Particularly severe lordosis.
- hypertrophied — abnormal enlargement of a part or organ; excessive growth.
- ideographical — Alternative form of ideographic.
- ides of march — 15th March: ominous date
- ill-nourished — underfed or inadequately fed
- in order that — used to introduce a clause of purpose
- indentureship — a deed or agreement executed in two or more copies with edges correspondingly indented as a means of identification.
- inductothermy — the production of fever by means of electromagnetic induction.
- interchondral — of or relating to cartilage or a cartilage.
- interwreathed — Simple past tense and past participle of interwreathe.
- isodrosotherm — a line on a weather map or chart connecting points having an equal dew point.
- kindheartedly — In a kindhearted manner.
- kitchen-diner — a kitchen that has an area intended to be used for eating meals, usually because there is no dining room elsewhere
- ladder stitch — an embroidery stitch in which crossbars at equal distances are produced between two solid ridges of raised work.
- landownership — an owner or proprietor of land.
- leucitohedron — a trapezohedron
- life-or-death — life-and-death.
- light reading — reading which is not considered too demanding or intellectual
- light-hearted — carefree; cheerful; merry: a lighthearted laugh.