12-letter words containing r, h, o, d, a
- hydrodynamic — pertaining to forces in or motions of liquids.
- hydroelastic — undergoing a change in elasticity as a result of the flow of water or another fluid
- hydrogenated — to combine or treat with hydrogen, especially to add hydrogen to the molecule of (an unsaturated organic compound).
- hydrogenates — Third-person singular simple present indicative form of hydrogenate.
- hydrographer — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydrographic — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydrological — the science dealing with the occurrence, circulation, distribution, and properties of the waters of the earth and its atmosphere.
- hydrolysable — Alternative spelling of hydrolyzable.
- hydrolysates — Plural form of hydrolysate.
- hydrolyzable — Able to be hydrolyzed.
- hydromedusae — Irregular plural form of hydromedusa.
- hydronautics — (nautical) The science of the design and construction of ships, their engines, and their instrumentation.
- hydronically — in a hydronic manner; in a manner relating to a heating system that uses water
- hydroplaning — a seaplane.
- hydrosalpinx — A distally blocked Fallopian tube filled with serous or clear fluid.
- hydrostatics — the branch of hydrodynamics that deals with the statics of fluids, usually confined to the equilibrium and pressure of liquids.
- hydrosulfate — a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.
- hydrotherapy — the branch of therapeutics that deals with the curative use of water.
- hydrothermal — noting or pertaining to the action of hot, aqueous solutions or gases within or on the surface of the earth.
- hydroxy acid — an organic acid containing both a carboxyl and a hydroxyl group.
- hydroxylated — Simple past tense and past participle of hydroxylate.
- hypochondria — Also, hypochondriasis [hahy-poh-kuh n-drahy-uh-sis] /ˌhaɪ poʊ kənˈdraɪ ə sɪs/ (Show IPA). Psychiatry. an excessive preoccupation with one's health, usually focusing on some particular symptom, as cardiac or gastric problems.
- icosahedrons — Plural form of icosahedron.
- iron-hearted — cruel; heartless; unfeeling.
- leatherbound — Bound in leather.
- leatherwoods — Plural form of leatherwood.
- leopard moth — a moth, Zeuzera pyrina, having white wings spotted with black and larvae that bore into the wood of various trees and shrubs.
- lion-hearted — exceptionally courageous or brave.
- lithographed — Simple past tense and past participle of lithograph.
- loggerheaded — Dull; stupid.
- lord haw-haw — James (Augustine Aloysius) 1882–1941, Irish novelist.
- machairodont — having sabre-like teeth; sabre-toothed
- machine word — word (def 10).
- machine-word — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- malnourished — poorly or improperly nourished; suffering from malnutrition: thin, malnourished victims of the famine.
- marsh orchid — any of various orchids of the genus Dactylorhiza, growing in damp places and having mostly purplish flowers
- medal-holder — a person who has won a medal
- mediatorship — the position of a mediator
- method actor — actor who follows the Method
- mimeographed — Simple past tense and past participle of mimeograph.
- mitochondria — an organelle in the cytoplasm of cells that functions in energy production.
- mohenjo-daro — an archaeological site in Pakistan, near the Indus River: six successive ancient cities were built here.
- monohydrates — Plural form of monohydrate.
- mooch around — If you mooch around or mooch about a place, you move around there slowly with no particular purpose.
- moral hazard — Insurance. an insurance company's risk as to the insured's trustworthiness and honesty.
- mother's day — a day, usually the second Sunday in May, set aside in honor of mothers.
- mother-naked — stark naked; as naked as when born.
- motherboards — Plural form of motherboard.
- naughty word — a word that is considered to be rude
- no harm done — If you say that there is no harm done, you are telling someone not to worry about something that has happened because it has not caused any serious injury or damage.