11-letter words containing a, c, h, i, o, t
- ophicalcite — a type of marble containing serpentine and calcite
- orchardists — Plural form of orchardist.
- orchestrina — (musical instruments) orchestrion.
- orthopaedic — of or relating to orthopedics.
- orthostatic — relating to or caused by erect posture.
- osteopathic — Of or pertaining to osteopathy or osteopathic medicine.
- outmatching — Present participle of outmatch.
- outreaching — Present participle of outreach.
- paleolithic — (sometimes lowercase) Anthropology. of, relating to, or characteristic of the cultures of the late Pliocene and the Pleistocene epochs, or early phase of the Stone Age, which appeared first in Africa and are marked by the steady development of stone tools and later antler and bone artifacts, engravings on bone and stone, sculpted figures, and paintings and engravings on the walls of caves and rock-shelters: usually divided into three periods (Lower Paleolithic, c2,000,000–c200,000 b.c., Middle Paleolithic, c150,000–c40,000 b.c., Upper Paleolithic, c40,000–c10,000 b.c.)
- pantothenic — denoting an acid which is a growth-promoting vitamin of vitamin B complex
- paratrophic — obtaining nourishment from living organic matter; parasitic.
- pathoformic — Pathology. pertaining to the beginning of a disease, especially to symptoms that occur in the preliminary stages of mental disease.
- phagocytize — (of a phagocyte) to devour (material).
- philomathic — relating to or enjoying the process of learning new facts and acquiring new knowledge
- phonematics — phonemics.
- phonetastic — (communications) A CTI product from Callware. Phonetastic employs if-then rules and customer records to tell those receiving calls who is calling (based on ANI and DNIS) and to determine how the call should be routed, e.g. to a certain sales representative or to the general sales department; receive high-priority treatment; receive a fax-back, etc.
- phonetician — a specialist in phonetics or in some aspect of phonetics.
- phoniatrics — the study and treatment of voice disorders.
- phonotactic — of or relating to phonotactics: Phonotactic constraints in English prevent the occurrence of the consonant clusters (sr) and (dl) at the beginning of words.
- photoactive — the activation or control of a chemical, chemical reaction, or organism by light, as the activation of chlorophyll by sunlight during photosynthesis.
- photomosaic — mosaic (def 4).
- photostatic — a camera for making facsimile copies of documents, drawings, etc., in the form of paper negatives on which the positions of lines, objects, etc., in the originals are maintained.
- phototactic — movement of an organism toward or away from a source of light.
- 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.
- pinacotheca — a place where works of art are displayed or stored
- post chaise — a four-wheeled coach for rapid transportation of passengers and mail, used in the 18th and early 19th centuries.
- potato chip — a thin slice of potato fried until crisp and usually salted.
- potty-chair — a small chair with an open seat over a removable pot, for use by a child during toilet training.
- 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).
- 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.
- saprophytic — any organism that lives on dead organic matter, as certain fungi and bacteria.
- scyphistoma — a stage in the life cycle of a jellyfish or other scyphozoan when it is fixed in place and reproduces asexually to produce free-swimming medusas.
- sociopathic — a person with a psychopathic personality whose behavior is antisocial, often criminal, and who lacks a sense of moral responsibility or social conscience.
- sonofabitch — an abusive term of address or of description
- sophistical — of the nature of sophistry; fallacious.
- 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.
- stenobathic — of or relating to marine or freshwater life that can tolerate only limited changes in depth (opposed to eurybathic).
- stone china — hard earthenware containing china stone.
- switchboard — a structural unit on which are mounted switches and instruments necessary to complete telephone circuits manually.
- sycophantic — a self-seeking, servile flatterer; fawning parasite.
- taurocholic — of or derived from taurocholic acid.
- tautophonic — having or repeating the same sound
- tchaikovsky — Peter Ilyich [il-yich] /ˈɪl yɪtʃ/ (Show IPA), or Pëtr Ilich [Russian pyawtr ee-lyeech] /Russian ˈpyɔtr iˈlyitʃ/ (Show IPA), 1840–93, Russian composer.
- technomania — an obsessional enthusiasm for technology
- teotihuacan — the ruins of an ancient Mesoamerican city in central Mexico, near Mexico City, that flourished a.d. c200–c750 and is the site of the pyramids of the Sun and Moon and of many temples, palaces, and dwellings.