13-letter words containing e, c, h, i
- nonhysterical — not hysterical or funny
- nonmechanical — having to do with machinery: a mechanical failure.
- nonmechanized — Unmechanized.
- nonpathogenic — Pathology. capable of producing disease: pathogenic bacteria.
- nontheatrical — not relating to the theatre
- normocephalic — Having a normal sized head; neither macrocephalic nor microcephalic; mesocephalic.
- north america — the northern continent of the Western Hemisphere, extending from Central America to the Arctic Ocean. Highest point, Mt. McKinley, 20,300 feet (6187 meters); lowest, Death Valley, 276 feet (84 meters) below sea level. About 9,360,000 sq. mi. (24,242,400 sq. km).
- north merrick — a town on S Long Island, in SE New York.
- nouveau riche — a person who is newly rich: the ostentation of the nouveaux riches of the 1920s.
- ocean sunfish — a brown and gray mola, Mola mola, inhabiting tropical and temperate seas, having the posterior half of the body sharply truncated behind the elongated dorsal and anal fins.
- oceanographic — the branch of physical geography dealing with the ocean.
- off the chain — wildly entertaining
- office-holder — An office-holder is a person who has an important official position in an organization or government.
- 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.
- open sandwich — a sandwich served on only one slice of bread, without a covering slice.
- optical bench — an apparatus, as a special table or rigid beam, for the precise positioning of light sources, screens, and optical instruments used for optical and photometric studies, having a ruled bar to which these devices can be attached and along which they can be readily adjusted.
- 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.
- orchiectomies — Plural form of orchiectomy.
- ornithichnite — (paleontology) The footmark of a bird occurring in strata of stone.
- orthocephalic — having a medium or intermediate relation between the height of the skull and the breadth or length.
- orthoepically — In terms of correct pronunciation.
- orthopaedical — Pertaining to orthopaedics; characteristic of orthopaedia.
- orthosilicate — a silicate mineral
- outstretching — Present participle of outstretch.
- over-achiever — to perform, especially academically, above the potential indicated by tests of one's mental ability or aptitude.
- overachievers — Plural form of overachiever.
- overachieving — Present participle of overachieve.
- packet switch — packet switching
- packing house — A packing house is a company that processes and packs food, especially meat, to be sold.
- 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.
- parenthetical — of, pertaining to, noting, or of the nature of a parenthesis: several unnecessary parenthetic remarks.
- paring chisel — a woodworking chisel moved by steady hand pressure to make long, light cuts.
- party machine — the internal organization of a political party, which decides its policies and directs its activities
- pathogenicity — the disease-producing capacity of a pathogen.
- peacock chair — a wicker armchair with a high, circular back.
- peccatophobia — an abnormal fear of sinning.
- pencil pusher — a person, as a clerk or bookkeeper, whose work involves a considerable amount of writing, record-keeping, etc.
- pencil-pusher — a person, as a clerk or bookkeeper, whose work involves a considerable amount of writing, record-keeping, etc.
- pennine chain — a range of hills in N England, extending from the S Midlands to the Cheviot Hills.
- penny pincher — a miserly, niggardly, or stingy person.
- penny-pincher — a miserly, niggardly, or stingy person.
- pentastichous — (of plant leaves) arranged in five vertical rows
- perching bird — any member of the avian order Passeriformes.
- perchlorinate — to combine with the maximum proportion of chlorine.
- perennibranch — any amphibian that retains its gills throughout its life