12-letter words containing r, a, d, i, o, p
- dictyopteran — any insect of the order Dictyoptera, which comprises the cockroaches and mantises
- dinosaur pen — A traditional mainframe computer room complete with raised flooring, special power, its own ultra-heavy-duty air conditioning, and a side order of Halon fire extinguishers. See boa.
- diplocardiac — having the right and left sides of the heart somewhat or completely divided, as in birds and mammals.
- diprionidian — (of a graptolite) with a row of cellules or serrations on both sides
- dipropellant — bipropellant.
- dipyridamole — a yellow crystalline powder, C 24 H 40 N 8 O 4 , used prophylactically for angina pectoris and in combination with other drugs to reduce thrombus formation.
- disapproving — Expressing an unfavorable opinion.
- discographer — a person who compiles discographies.
- discographic — of or relating to a discography
- discorporate — Having no material body.
- disoperation — a relationship between two organisms in a community that is harmful to both
- disopyramide — a substance, C 21 H 29 N 3 O, used in its phosphate form in the symptomatic and prophylactic treatment of certain cardiac arrhythmias.
- dispensatory — a book in which the composition, preparation, and uses of medicinal substances are described; a nonofficial pharmacopoeia.
- dispropriate — to deprive of ownership
- dolphinarium — An aquarium in which dolphins are kept and trained for public entertainment.
- domino paper — a marbleized or figured decorative paper, used for wallpaper, end papers, etc., printed from wood blocks and colored by hand.
- dopaminergic — activated by or sensitive to dopamine.
- drapetomania — (dated) an overwhelming urge to run away (from home, a bad situation, responsibility, etc.).
- drop a brick — a block of clay hardened by drying in the sun or burning in a kiln, and used for building, paving, etc.: traditionally, in the U.S., a rectangle 2.25 × 3.75 × 8 inches (5.7 × 9.5 × 20.3 cm), red, brown, or yellow in color.
- drop curtain — a curtain that is lowered into position from the flies.
- drop initial — inset initial.
- endoparasite — A parasite, such as a tapeworm, that lives inside its host.
- expropriated — Simple past tense and past participle of expropriate.
- food pyramid — successive levels of predation in a food chain represented schematically as a pyramid because upper levels normally consist of decreasing numbers of larger predators.
- fortified pa — a Māori hilltop dwelling with trenches and palisades for defensive occupation
- fried potato — Fried potatoes are pieces of potato cooked in oil or fat.
- giant powder — dynamite composed of nitroglycerin and kieselguhr.
- gonadotropic — pertaining to substances formed in the anterior pituitary gland that affect the activity of the ovary or testis.
- gonadotropin — a gonadotropic substance.
- grace period — a period of time after a payment becomes due, as of a loan or life-insurance premium, before one is subject to penalties or late charges or before the loan or policy is canceled.
- harpsichords — Plural form of harpsichord.
- heliographed — Simple past tense and past participle of heliograph.
- hydrographic — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydroplaning — a seaplane.
- hydrosalpinx — A distally blocked Fallopian tube filled with serous or clear fluid.
- hypochondria — Also, hypochondriasis [hahy-poh-kuh n-drahy-uh-sis] /ˌhaɪ poʊ kənˈdraɪ ə sɪs/ (Show IPA). Psychiatry. an excessive preoccupation with one's health, usually focusing on some particular symptom, as cardiac or gastric problems.
- imidacloprid — The insecticide 1-(6-chloro-3-pyridylmethyl)-N-nitroimidazolidin-2-ylideneamine used to control fleas in domestic pets.
- impardonable — (obsolete) unpardonable.
- imperforated — Also, imperforated. not perforate; having no perforation.
- impersonated — to assume the character or appearance of; pretend to be: He was arrested for impersonating a police officer.
- imponderable — not ponderable; that cannot be precisely determined, measured, or evaluated.
- import trade — goods, services and products brought into a country and which were bought from another country
- in good part — a portion or division of a whole that is separate or distinct; piece, fragment, fraction, or section; constituent: the rear part of the house; to glue the two parts together.
- incorporated — legally incorporated, as a company.
- interpolated — to introduce (something additional or extraneous) between other things or parts; interject; interpose; intercalate.
- jaw-dropping — Something that is jaw-dropping is extremely surprising, impressive, or shocking.
- jeopardising — Present participle of jeopardise.
- jeopardizing — Present participle of jeopardize.
- leopard lily — a tall lily, Lilium pardalinum, of California, having drooping, orange-red flowers with purple speckles, a yellow base, and recurved petal tips.
- lepidopteran — lepidopterous.