13-letter words containing t, e, d, i
- hemiterpenoid — (chemistry) a terpenoid having a C5 skeleton.
- heptadecanoic — as in heptadecanoic acid, a saturated fatty acid, aka margaric acid
- heptaselenide — (chemistry) any selenide containing seven selenium atoms in each molecule.
- herd immunity — the immunity or resistance to a particular infection that occurs in a group of people or animals when a very high percentage of individuals have been vaccinated or previously exposed to the infection.
- herd instinct — the impulse or tendency toward clustering or acting in a group, especially the presumed instinct toward or need for gregariousness and conformity.
- hereditaments — Plural form of hereditament.
- hereditarians — Plural form of hereditarian.
- hermaphrodite — an individual in which reproductive organs of both sexes are present. Compare pseudohermaphrodite.
- herod antipas — died after a.d. 39, ruler of Galilee, a.d. 4–39: ordered the execution of John the Baptist and participated in the trial of Jesus.
- heroin addict — sb dependent on heroin
- hertfordshire — a county in SE England. 631 sq. mi. (1635 sq. km).
- heterodimeric — (chemistry) produced from two similar but different monomers.
- hexactinellid — a type of sponge characterized by their (usually) six siliceous spicules or rays
- hexadactylism — Sexdactyly.
- high fidelity — sound reproduction over the full range of audible frequencies with very little distortion of the original signal.
- high old time — an enjoyable and exciting time
- high-spirited — characterized by energetic enthusiasm, elation, vivacity, etc.
- hit the skids — get into difficulties
- hold the line — a mark or stroke long in proportion to its breadth, made with a pen, pencil, tool, etc., on a surface: a line down the middle of the page.
- homoscedastic — having the same variance.
- horse trading — the act or fact of conducting a shrewd exchange or engaging in a horse trade; bargaining.
- horse-trading — to bargain or trade shrewdly.
- 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.
- hunting lodge — a house or hut in the country or in the mountains where people stay on holiday when they want to go hunting
- 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.
- 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).
- hydrokinetics — the branch of hydrodynamics that deals with the laws governing liquids or gases in motion.
- hydronitrogen — a chemical compound containing only hydrogen and nitrogen.
- hydrosulphite — hyposulfite (def 1).
- hydrotelluric — (chemistry) Formed by hydrogen and tellurium.
- 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.
- hyperinflated — to subject to hyperinflation: hyperinflated prices.
- hypertrophied — abnormal enlargement of a part or organ; excessive growth.
- hypoeutectoid — (of steel) having less carbon than the 0.8 percent of eutectoid steel.
- ideal crystal — a crystal in which there are no defects or impurities
- ideal element — any element added to a mathematical theory in order to eliminate special cases. The ideal element i = √–1 allows all algebraic equations to be solved and the point at infinity (ideal point) ensures that any two lines in projective geometry intersect
- ideal mixture — An ideal mixture is a mixture in which the concentration of any part taken from it is the same as the average for the whole.
- idealizations — Plural form of idealization.
- identicalness — The state or quality of being identical.
- identity card — a card for identifying the bearer, giving name, address, and other personal data.
- identity disc — a disc bearing details that serve to identify its wearer
- identity sign — the symbol (≡), designating identity, not equality.
- ideogrammatic — Of or pertaining to ideograms.