11-letter words containing r, o, t, h
- morphotropy — the study of the changes in crystal structure that occur when chemicals replace one another
- moth orchid — any orchid of the genus Phalaenopsis, having thick, leathery leaves and loose clusters of flowers, usually white or tinged with rose or purple.
- mother lode — Mining. a rich or important lode.
- mother love — affection felt by a mother for her child
- mother ship — a vessel or craft that services others operating far from a home port or center.
- motherboard — a rigid, slotted board upon which other boards that contain the basic circuitry of a computer or of a computer component can be mounted. Compare board (def 14).
- mothercraft — skill and knowledge in looking after children
- motherhouse — The monastery from which the other 'houses' of a religious order or congregation were (directly or indirectly) founded, often eponymous.
- motherlands — Plural form of motherland.
- motherships — Plural form of mothership.
- motherworts — Plural form of motherwort.
- mothproofed — Simple past tense and past participle of mothproof.
- mothproofer — an agent that prevents moths from destroying materials or garments
- motor coach — a coach driven by an internal-combustion engine
- motor hotel — motel
- motor-mouth — a person who is a constant or irrepressible talker.
- motormouths — Plural form of motormouth.
- mouth guard — protective shield for teeth
- mouth organ — harmonica (def 1).
- mouth ulcer — oral sore
- multiauthor — having numerous or many authors
- multichrome — chromium.
- mycotrophic — (of a plant) symbiotic with a fungus, esp a mycorrhizal fungus
- myographist — a person who has expert knowledge of muscles
- mythography — a written collection of myths.
- naturopaths — Plural form of naturopath.
- naturopathy — a system or method of treating disease that employs no surgery or synthetic drugs but uses special diets, herbs, vitamins, massage, etc., to assist the natural healing processes.
- neanthropic — of or relating to modern forms of humans as compared with extinct species of the genus Homo.
- nematomorph — any member of the phylum Nematomorpha, having a threadlike body, comprising the horsehair worms.
- nematophore — (within the coenosarc of certain colonial hydrozoans) a small specialized tentacle-like polyp having nematocysts
- neoorthodox — adhering to the principles of neoorthodoxy.
- nephrectomy — excision of a kidney.
- nephroliths — a renal calculus; kidney stone.
- nephropathy — any disease of the kidney.
- nephrostome — Zoology. the ciliated opening of a nephridium into the coelom.
- nephrotoxic — Damaging or destructive to the kidneys.
- nephrotoxin — Any nephrotoxic substance.
- netherstock — a stocking
- netherworld — the infernal regions; hell.
- neuroethics — The ethics of neuroscience and neurotechnology.
- neuropathic — any diseased condition of the nervous system.
- neurotrophy — the influence of the nerves on the nutrition and maintenance of body tissue.
- neutrophile — (biology) Any organism that thrives in a relatively neutral pH.
- neutrophils — Plural form of neutrophil.
- neutrosophy — (philosophy) (From Latin "neuter" - neutral, Greek "sophia" - skill/wisdom) A branch of philosophy, introduced by Florentin Smarandache in 1980, which studies the origin, nature, and scope of neutralities, as well as their interactions with different ideational spectra. Neutrosophy considers a proposition, theory, event, concept, or entity, "A" in relation to its opposite, "Anti-A" and that which is not A, "Non-A", and that which is neither "A" nor "Anti-A", denoted by "Neut-A". Neutrosophy is the basis of neutrosophic logic, neutrosophic probability, neutrosophic set, and neutrosophic statistics.
- night court — a criminal court that convenes at night for the quick disposition of charges and the granting of bail.
- night heron — any of several thick-billed, crepuscular or nocturnal herons of the genus Nycticorax and related genera, as N. nycticorax (black-crowned night heron) of the Old and New Worlds, and Nyctanassa violacea (yellow-crowned night heron) of America.
- ninth chord — a chord formed by the superposition of four thirds.
- nitro-chalk — a chemical fertilizer containing calcium carbonate and ammonium nitrate
- nitroethane — (organic compound) The aliphatic nitro compound CH3-CH2-NO2 that is used as a specialist solvent, and as a fuel additive.