13-letter words containing h, o, r, m, n
- neurohormones — Plural form of neurohormone.
- non-chromatic — pertaining to color or colors.
- non-ephemeral — lasting a very short time; short-lived; transitory: the ephemeral joys of childhood.
- non-rheumatic — pertaining to or of the nature of rheumatism.
- nonmembership — the fact or condition of being a nonmember
- normal school — (formerly) a school offering a two-year course and certification to high-school graduates preparing to be teachers, especially elementary-school teachers.
- norman french — Also called Norman. the French dialect of the Normans or of Normandy.
- 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 belmont — a town in S North Carolina.
- north merrick — a town on S Long Island, in SE New York.
- north olmsted — a city in NE Ohio, near Cleveland.
- north vietnam — that part of Vietnam N of about 17° N; formerly a part of French Indochina; separate republic 1954–75.
- novo hamburgo — a city in Rio Grande do Sul state, S Brazil.
- number theory — the study of integers and their relation to one another.
- on the market — an open place or a covered building where buyers and sellers convene for the sale of goods; a marketplace: a farmers' market.
- orchidomaniac — a person who is obsessed with or has a passion for orchids
- organolithium — (organic chemistry) Describing any organic compound containing a carbon to lithium bond.
- ornithomantic — relating to ornithomancy
- over the moon — extremely joyful
- over-shipment — an act or instance of shipping freight or cargo.
- over-vehement — characterized by rancor or anger; violent: vehement hostility.
- panharmonicon — a mechanical instrument that imitates orchestral sounds
- parental home — a school for problem children.
- perichondrium — the membrane of fibrous connective tissue covering the surface of cartilages except at the joints.
- phantasmagory — phantasmagoria.
- pharmacognosy — materia medica (def 2).
- pharyngectomy — excision of part or all of the pharynx.
- phrygian mode — an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E.
- physharmonica — a keyboard musical instrument fitted with free reeds, and which is an early form of harmonium
- plant hormone — an organic chemical, as auxin, produced by plant cells and functioning at various sites to regulate growth, turning, metabolic processes, etc.
- pneumatograph — pneumograph.
- pneumatophore — Botany. a specialized structure developed from the root in certain plants growing in swamps and marshes, serving as a respiratory organ.
- poker machine — a fruit machine
- premonishment — a forewarning
- promonarchist — the principles of monarchy.
- rabbath ammon — Amman.
- rapprochement — an establishment or reestablishment of harmonious relations: a rapprochement reached between warring factions.
- reach-me-down — a garment that is cheaply ready-made or second-hand
- refashionment — the act or state of being refashioned
- rhesus monkey — animal: macaque
- rhinoscleroma — an inflammatory bacterial disease of the nose that is mostly found in Africa and Central America
- rhodesian man — an extinct Pleistocene human whose cranial remains were found at Kabwe, in Zambia: formerly in some classifications Homo rhodesiensis but now considered archaic Homo sapiens.
- rhythmization — the act or process of rhythmizing something
- richmond hill — a town in SE Ontario, in S Canada, N of Toronto.
- roman holiday — a public spectacle or controversy marked by barbarism, vindictiveness, or scandal.
- rooming house — a house with furnished rooms to rent; lodging house.
- rough diamond — gemstone: uncut diamond
- roughing mill — a rolling mill for converting steel ingots into blooms, billets, or slabs.
- sex chromatin — Barr body.