12-letter words containing c, a, s, t, o
- olfactronics — the measurement and analysis of smells through instruments
- oligochaetes — Plural form of oligochaete.
- omnidistance — the distance between an omnirange station and a receiver.
- on the cards — likely
- onomastician — the study of the origin, history, and use of proper names.
- opalescently — In an opalescent manner.
- optic chiasm — a site at the base of the forebrain where the inner half of the fibers of the left and right optic nerves cross to the opposite side of the brain.
- optical disc — Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface.
- optical disk — Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface.
- optimistical — disposed to take a favorable view of events or conditions and to expect the most favorable outcome.
- optoacoustic — relating to the relationship between light and sound
- oral society — a society that has not developed literacy
- orange stick — a slender, rounded stick, originally of orangewood, having tapered ends and used in manicuring, especially to push back the cuticles or clean the fingernails.
- orchestrally — In an orchestral manner.
- orchestrated — Simple past tense and past participle of orchestrate.
- orchestrates — Third-person singular simple present indicative form of orchestrate.
- orchestrator — One who orchestrates.
- orthoclastic — (of a crystal) having cleavages at right angles to each other.
- orthopaedics — (used with a singular verb) the medical specialty concerned with correction of deformities or functional impairments of the skeletal system, especially the extremities and the spine, and associated structures, as muscles and ligaments.
- oscillations — Plural form of oscillation.
- ossification — the act or process of ossifying.
- osteoblastic — a bone-forming cell.
- osteoclastic — (pathology) Of or pertaining to an osteoclast.
- osteological — Of or relating to osteology.
- osteomalacia — a condition characterized by softening of the bones with resultant pain, weakness, and bone fragility, caused by inadequate deposition of calcium or vitamin D.
- osteomalacic — a condition characterized by softening of the bones with resultant pain, weakness, and bone fragility, caused by inadequate deposition of calcium or vitamin D.
- osteoplastic — Surgery. pertaining to osteoplasty.
- osteosarcoma — a malignant tumor of the bone.
- otacousticon — (now rare) An instrument to aid hearing, such as an ear trumpet or hearing aid.
- out of scale — If something is out of scale with the things near it, it is too big or too small in relation to them.
- outdistanced — Simple past tense and past participle of outdistance.
- outdistances — Third-person singular simple present indicative form of outdistance.
- overabstract — thought of apart from concrete realities, specific objects, or actual instances: an abstract idea.
- overcautious — excessively or unnecessarily cautious: Sometimes it doesn't pay to be overcautious in business.
- oyster sauce — thick oyster-flavoured Asian relish
- paedodontics — the branch of dentistry that focuses on the care of children's teeth
- pantisocracy — a community, social group, etc, in which all have rule and everyone is equal
- parochialist — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- paronomastic — the use of a word in different senses or the use of words similar in sound to achieve a specific effect, as humor or a dual meaning; punning.
- pas d'action — a dramatic, pantomimic dance sequence serving to advance the plot.
- patroclinous — inheritance in which the traits of the offspring are derived primarily from the paternal parent (opposed to matrocliny).
- percutaneous — administered, removed, or absorbed by way of the skin, as an injection, needle biopsy, or transdermal drug.
- periostracum — the external, chitinlike covering of the shell of certain mollusks that protects the limy portion from acids.
- peristomatic — surrounding a leaf's stoma or stomata
- pertinacious — holding tenaciously to a purpose, course of action, or opinion; resolute.
- pestological — relating to pestology
- phagocytoses — phagocytize.
- phagocytosis — Physiology. the ingestion of a smaller cell or cell fragment, a microorganism, or foreign particles by means of the local infolding of a cell's membrane and the protrusion of its cytoplasm around the fold until the material has been surrounded and engulfed by closure of the membrane and formation of a vacuole: characteristic of amebas and some types of white blood cells.
- phonotactics — the patterns in which the phonemes of a language may combine to form sequences.
- phosphatidic — of or relating to a phosphatide