13-letter words containing c, h, r, i, s
- metaheuristic — An experimental heuristic method for solving a general class of computational problems by combining user procedures in the hope of obtaining a more efficient or robust procedure.
- michelin star — a mark of distinction awarded by the Michelin travel guides to a restaurant in recognition of the high quality of its cooking. A restaurant may receive one, two, or three stars, representing very good, exceptional, or exquisite cuisine, respectively
- microcephalus — An abnormally small head.
- micrographics — the technique of photographing written or printed pages in reduced form to produce microfilm or microfiche.
- microhabitats — Plural form of microhabitat.
- microphyllous — having microphylls
- microswitches — Plural form of microswitch.
- mischiefmaker — Alternative form of mischief-maker.
- miscomprehend — Misunderstand.
- mittelschmerz — dull abdominal pain occurring at the time of ovulation, attributed to the presence of free blood in the peritoneal cavity from the ruptured ovarian follicle.
- mohr's circle — a graphical construction enabling the stresses in the cross-section of a body to be determined if the principal stresses are known
- monarchianism — any of several doctrines of the Christian church in the 2nd and 3rd centuries a.d., emphasizing the unity of God by maintaining that the Father, the Son, and the Holy Ghost are three manifestations or aspects of God.
- monochlorides — Plural form of monochloride.
- monostrophics — monostrophic verses
- morphometrics — a technique of taxonomic analysis using measurements of the form of organisms
- music theatre — a modern musical-dramatic work that is performed on a smaller scale than, and without the conventions of, traditional opera
- musicotherapy — the treatment of mental disorders with music
- myrmecophiles — Plural form of myrmecophile.
- nanochemistry — (chemistry) The synthesis, analysis and characterization of chemical compounds at the nanoscale.
- narcohypnosis — the use of drugs to induce hypnosis
- necrophiliacs — Plural form of necrophiliac.
- nephrectomies — Plural form of nephrectomy.
- niedersachsen — German name of Lower Saxony.
- nightcrawlers — Plural form of nightcrawler.
- nike hercules — a 40 feet (12 meters) U.S. surface-to-air missile effective at medium to high altitudes and having a range of more than 87 miles (140 km).
- non-christian — (of a person, country, etc) not adhering to the Christian faith
- non-spherical — having the form of a sphere; globular.
- nonhistorical — Not based on or drawn from history.
- nonhysterical — not hysterical or funny
- officeholders — Plural form of officeholder.
- onychorrhexis — (pathology) fingernail and toenail brittleness and breakage, such as may be due to excessive strong soap and water exposure, nail polish remover, hypothyroidism, anemia, anorexia nervosa or bulimia, or after oral retinoid therapy.
- opisthobranch — any gastropod mollusk of the order Opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles.
- orchestra pit — musicians' seating in front of stage
- orchestra-pit — a group of performers on various musical instruments, including especially stringed instruments of the viol class, clarinets and flutes, cornets and trombones, drums, and cymbals, for playing music, as symphonies, operas, popular music, or other compositions.
- orchestralist — a person who writes or arranges orchestral music
- orchestrating — Present participle of orchestrate.
- orchestration — (uncountable) the arrangement of music for performance by an orchestra.
- orchidologist — someone who is knowledgeable in orchidology
- orchiectomies — Plural form of orchiectomy.
- ornithischian — any herbivorous dinosaur of the order Ornithischia, having a pelvis resembling that of a bird. Compare saurischian.
- orthosilicate — a silicate mineral
- oscillographs — Plural form of oscillograph.
- oscillography — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- outstretching — Present participle of outstretch.
- overachievers — Plural form of overachiever.
- parapsychosis — an abnormal psychosis
- parasynthetic — the formation of a word by the addition of a derivational suffix to a phrase or compound, as of greathearted, which is great heart plus -ed.
- paring chisel — a woodworking chisel moved by steady hand pressure to make long, light cuts.
- parish church — local place of worship
- past historic — the simple past