11-letter words containing c, h, o, r, i, a
- phanerozoic — the eon comprising the Paleozoic, Mesozoic, and Cenozoic eras.
- phoniatrics — the study and treatment of voice disorders.
- pictography — the use of pictographs; picture writing.
- pilot chart — any of a number of charts issued to mariners by the U.S. Hydrographic Office and showing meteorological, hydrographic, and navigational conditions prevailing, or likely to prevail, subsequent to the date of issue in some part of the world: issued monthly for most areas.
- polygraphic — an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
- potty-chair — a small chair with an open seat over a removable pot, for use by a child during toilet training.
- power chain — an endless chain for transmitting motion and power between sprockets on shafts with parallel axes.
- procephalic — of or relating to the head.
- prophetical — of or relating to a prophet: prophetic inspiration.
- prothoracic — relating to an insect's prothorax
- protopathic — noting or pertaining to a general, nondiscriminating responsiveness to pain or temperature stimuli (opposed to epicritic).
- radio shack — a room or structure, as on a ship, for housing radio equipment.
- radiophonic — a radiotelephone.
- rail anchor — a fastening device for attaching the base of a rail to a crosstie.
- renographic — of or pertaining to renography, using or produced by a renogram
- rhapsodical — extravagantly enthusiastic; ecstatic.
- rhetorician — an expert in the art of rhetoric.
- rhizoctonia — any of various soil-inhabiting fungi of the genus Rhizoctonia, some species of which are destructive to cultivated plants, causing damping off of seedlings, foliage blight, root and stem cankers, and rot of storage organs.
- richard hoe — Richard, 1812–86, U.S. inventor and manufacturer of printing-press equipment.
- richard roe — a fictitious name used in legal proceedings for a male party whose true name is not known, used especially as the second such name when two male persons are involved whose real names have not been ascertained.
- saprophytic — any organism that lives on dead organic matter, as certain fungi and bacteria.
- scholarship — learning; knowledge acquired by study; the academic attainments of a scholar.
- sherlockian — pertaining to or characteristic of the fictional detective Sherlock Holmes, known for his skill in solving mysteries through deductive reasoning.
- shock radio — broadcasting by a commercial radio station whose humor includes tasteless jokes, sexual innuendo, and ethnic insults.
- sociography — the branch of sociology that uses statistical data to describe social phenomena.
- sothic year — the fixed year of the ancient Egyptians, determined by the heliacal rising of Sirius, and equivalent to 365 days.
- spirochaete — any of various spiral-shaped motile bacteria of the family Spirochaetaceae, certain species, as Treponema, Leptospira, and Borrelia, being pathogenic to humans and other animals, and other species being free-living, saprophytic, or parasitic.
- subharmonic — an oscillation that has a frequency which is an integral submultiple of the frequency of a related oscillation.
- switchboard — a structural unit on which are mounted switches and instruments necessary to complete telephone circuits manually.
- symposiarch — the president, director, or master of a symposium.
- taurocholic — of or derived from taurocholic acid.
- the cariboo — a region in the W foothills of the Cariboo Mountains, scene of a gold rush beginning in 1860
- theoretical — given to, forming, or dealing with theories; speculative.
- thermobaric — (of an explosive device or explosion) detonated by means of an explosive substance reacting spontaneously with air
- thrasonical — boastful; vainglorious.
- tocharian a — the eastern dialect of Tocharian
- tocharian b — the western dialect of Tocharian
- tomographic — relating to tomography
- topographic — the detailed mapping or charting of the features of a relatively small area, district, or locality.
- tracheation — the arrangement of tracheae in insects and other arthropods.
- tragic hero — a great or virtuous character in a dramatic tragedy who is destined for downfall, suffering, or defeat: Oedipus, the classic tragic hero.
- trichomonad — any flagellate protozoan of the genus Trichomonas, parasitic in humans or animals.
- trophically — of or relating to nutrition; concerned in nutritive processes.
- typographic — of or relating to typography.
- venographic — of or relating to venography
- workaholics — Plural form of workaholic.
- xenographic — Of or pertaining to xenography.
- xylographic — Of or pertaining to xylographs.
- zincographs — Plural form of zincograph.
- zincography — the art or process of producing a printing surface on a zinc plate, especially of producing one in relief by etching away unprotected parts with acid.