11-letter words containing c, o, i, t, a
- octandrious — having eight stamens.
- octanedioic — designating a type of acid found in suberin and castor oil
- octapeptide — An oligopeptide having eight amino acids.
- octuplicate — a group, series, or set of eight identical copies (usually preceded by in).
- officiating — Present participle of officiate Serving in an official capacity or serving as an official at a contest.
- officiation — to perform the office of a member of the clergy, as at a divine service.
- old castile — a region in N Spain: formerly a province.
- olfactories — of or relating to the sense of smell: olfactory organs.
- olfactorily — of or relating to the sense of smell: olfactory organs.
- oligochaete — any of various annelids of the family Oligochaeta, including earthworms and certain small, freshwater species, having locomotory setae sunk directly in the body wall.
- onomasticon — a list or collection of proper names.
- onomatopeic — Alternative form of onomatopoeic.
- ontological — of or relating to ontology, the branch of metaphysics that studies the nature of existence or being as such; metaphysical: Some of the U.S. founders held an ontological belief in natural rights.
- opening act — the first act at a concert, etc, esp before a main act
- ophicalcite — a type of marble containing serpentine and calcite
- optical art — op art.
- oracularity — Oracular speech or behaviour.
- oral cavity — inside of the mouth
- orchardists — Plural form of orchardist.
- orchestrina — (musical instruments) orchestrion.
- orthopaedic — of or relating to orthopedics.
- orthostatic — relating to or caused by erect posture.
- oscillating — Moving in a repeated back-and-forth motion.
- oscillation — an act or instance of oscillating.
- oscillative — disposed to oscillation
- oscillators — Plural form of oscillator.
- oscillatory — characterized by or involving oscillation.
- osmotically — Physical Chemistry, Cell Biology. the tendency of a fluid, usually water, to pass through a semipermeable membrane into a solution where the solvent concentration is higher, thus equalizing the concentrations of materials on either side of the membrane. the diffusion of fluids through membranes or porous partitions. Compare endosmosis, exosmosis.
- osteoclasis — Physiology. the breaking down or absorption of osseous tissue.
- osteopathic — Of or pertaining to osteopathy or osteopathic medicine.
- ostracising — Present participle of ostracise.
- ostracizing — Simple past tense and past participle of ostracize.
- otoacoustic — Of or pertaining to sounds generated by the inner ear.
- outclassing — Present participle of outclass.
- outdistance — to leave behind, as in running; outstrip: The winning horse outdistanced the second-place winner by five lengths.
- outmatching — Present participle of outmatch.
- outreaching — Present participle of outreach.
- ovariectomy — the operation of removing one or both ovaries; oophorectomy.
- overcasting — Meteorology. the condition of the sky when more than 95 percent covered by clouds.
- overcaution — excessive caution
- overcoating — a coat worn over the ordinary indoor clothing, as in cold weather.
- pacificator — to pacify.
- paedodontic — of or relating to paedodontics
- palaeotypic — characterized by palaeotype
- paleoarctic — palearctic.
- 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.)
- panromantic — noting or relating to a person who is romantically attracted to people of all sexual orientations and gender identities: The singer came out as queer and panromantic at age 17.
- pantisocrat — someone who believes, or takes part, in pantisocracy
- pantoscopic — showing a wide-angled view
- pantothenic — denoting an acid which is a growth-promoting vitamin of vitamin B complex