15-letter words containing t, h, e, o, d, r
- hernando cortez — Hernando [er-nahn-daw] /ɛrˈnɑn dɔ/ (Show IPA), Hernán [er-nahn] /ɛrˈnɑn/ (Show IPA), 1485–1547, Spanish conqueror of Mexico.
- herod the great — ("the Great") 73?–4 b.c, king of Judea 37–4.
- heterodactylous — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- heteroscedastic — (of several distributions) having different variances
- hexahydrothymol — menthol.
- high priesthood — the condition or office of a high priest.
- holding pattern — a traffic pattern for aircraft at a specified location (holding point) where they are ordered to remain until permitted to land or proceed.
- horner's method — a technique, involving successive substitutions, for approximating the real roots of an equation with real coefficients.
- horse latitudes — the latitudes near 30°N or 30°S at sea, characterized by baffling winds, calms, and high barometric pressure
- hunting leopard — the cheetah.
- huntingdonshire — a former county in E England, now part of Cambridgeshire.
- hybrid computer — a computer system containing both analog and digital hardware.
- hydrometallurgy — the technique or process of extracting metals at ordinary temperatures by leaching ore with liquid solvents.
- hydroxybutyrate — (chemistry) any salt or ester of hydroxybutyric acid, but especially of gamma-hydroxybutyric acid.
- hydroxylapatite — Alternative spelling of hydroxyapatite.
- hype-carbonated — (of a product or service) overvalued as a result of relentless marketing and PR or intensive media exposure
- hyperdemocratic — pertaining to or of the nature of democracy or a democracy.
- hyperfastidious — extremely or excessively fastidious
- hyperproduction — an increased or excessive production or output
- hyperthyroidism — overactivity of the thyroid gland.
- ichthyodorulite — a spiny plate located on the tail and back of some fish or similar vertebrates
- ichthyodorylite — a fossilised fish-spine
- identity theory — a form of materialism which holds mental states to be identical with certain states of the brain and so to have no separate existence, but regards this identity as contingent so that mentalistic and physicalistic language are not held to be synonymous
- in the doldrums — miserable, depressed
- into the ground — beyond what is requisite or can be endured; to exhaustion
- judeo-christian — of or relating to the religious writings, beliefs, values, or traditions held in common by Judaism and Christianity.
- leukodystrophic — Of or pertaining to leukodystrophy.
- longshore drift — beach drift.
- make the rounds — having a flat, circular surface, as a disk.
- medical history — the past background of a person in terms of health
- metamorphosised — Simple past tense and past participle of metamorphosise.
- methyl chloride — a colorless, poisonous gas, CH 3 Cl, used chiefly as a refrigerant, as a local anesthetic, and as a methylating agent in organic synthesis.
- morphine addict — a person who is addicted to the drug morphine
- noncreditworthy — Not creditworthy.
- norethandrolone — An anabolic steroid.
- northeastwardly — Towards the northeast.
- northwestwardly — Towards the northwest.
- of the order of — having an approximately specified size or quantity
- old father time — time personified
- on (the) record — recorded; publicly or officially declared or known
- on the decrease — decreasing
- on the order of — an authoritative direction or instruction; command; mandate.
- ornithodelphian — of or relating to mammals of the class Ornithodelphia
- ortho-toluidine — Chemistry. a light-yellow, very slightly water-soluble liquid, C 7 H 9 N, the ortho isomer of toluidine: used in the manufacture of dyes, saccharin, and other organic compounds, and in textile printing processes.
- orthopaedic bed — a specially firm bed designed to help correct or ameliorate the discomfort of disorders of the spine and joints
- orthopaedically — in an orthopaedic manner
- osteochondritis — inflammation of bone and cartilage.
- osteochondrosis — a disease of bone and cartilage growth centers in children that begins as a necrosis and is followed by regeneration or renewed calcification.
- oyster toadfish — See under toadfish (def 1).
- passport holder — a person who has a passport