11-letter words containing a, c, h, r, o
- macrophytic — Relating to macrophytes.
- march brown — an angler's name for the dun and spinner of various mayflies or an artificial fly imitating one of these
- march-order — to prepare (personnel, arms, and equipment) for a march.
- marchioness — marquise (defs 1, 2).
- matchboards — Plural form of matchboard.
- mechatronic — relating to mechatronics
- melanochroi — a postulated subdivision of the Caucasoid race, characterized by dark hair and pale complexion
- metachronal — Describing the wavelike beating of a group of cilia.
- metachrosis — the ability of some animals, such as chameleons, to change their colour
- metamorphic — pertaining to or characterized by change of form, or metamorphosis.
- metatrophic — requiring dead organic matter for food.
- microcephal — a person with microcephaly
- micrographs — Plural form of micrograph.
- micrography — the description or delineation of microscopic objects.
- microphages — Plural form of microphage.
- monarchical — of, like, or pertaining to a monarch or monarchy.
- monarchists — Plural form of monarchist.
- monochromat — One whose vision exhibits monochromacy; one who is completely color blind.
- monographic — a treatise on a particular subject, as a biographical study or study of the works of one artist.
- mothercraft — skill and knowledge in looking after children
- motor coach — a coach driven by an internal-combustion engine
- mycorrhizae — Plural form of mycorrhiza.
- mycorrhizas — Plural form of mycorrhiza.
- neanthropic — of or relating to modern forms of humans as compared with extinct species of the genus Homo.
- necrophagan — (zoology) Any of the tribe Necrophaga of beetles whose larvae feed on carrion.
- necrophagia — the eating of dead bodies; esp., the practice of feeding on carrion
- necrophilia — an erotic attraction to corpses.
- necrophobia — an abnormal fear of death; thanatophobia.
- neo-hebraic — Hebrew as spoken and written since the Diaspora
- neuropathic — any diseased condition of the nervous system.
- nitro-chalk — a chemical fertilizer containing calcium carbonate and ammonium nitrate
- nitrostarch — an orange powder, C 1 2 H 1 2 N 8 O 2 6 , soluble in ethanol, used in explosives.
- nonachiever — a student who fares poorly in the classroom or has failing grades.
- nonharmonic — pertaining to harmony, as distinguished from melody and rhythm.
- norman arch — a semicircular arch, esp one in the Romanesque style of architecture developed by the Normans in England
- notochordal — Of or pertaining to the notochord.
- ocean perch — redfish (def 1).
- ochlocratic — Pertaining to ochlocracy.
- octachordal — having or consisting of eight notes or eight strings
- octahedrite — anatase.
- octahedrons — Plural form of octahedron.
- octahydrate — (chemistry) A hydrate whose solid contains eight molecules of water of crystallization per molecule, or per unit cell.
- old scratch — the devil; Satan.
- oligarchies — Plural form of oligarchy.
- on the rack — If you say that someone is on the rack, you mean that they are suffering either physically or mentally.
- orchardists — Plural form of orchardist.
- orchestrate — Arrange or score (music) for orchestral performance.
- orchestrina — (musical instruments) orchestrion.
- orthocartan — (mathematics, tool) A system for symbolic mathematics, especially General Relativity, written by A. Krasinski of Warsaw in the early 1980s.
- orthoclases — Plural form of orthoclase.