11-letter words containing c, o, s, i
- obscurities — Plural form of obscurity.
- obsecration — to entreat solemnly; beseech; supplicate.
- obsolescing — to be or become obsolescent.
- obstetrical — of or relating to the care and treatment of women in childbirth and during the period before and after delivery.
- obstriction — the condition of being under an obligation, or a duty or compulsion that causes obligation
- obstructing — Present participle of obstruct.
- obstruction — something that obstructs, blocks, or closes up with an obstacle or obstacles; obstacle or hindrance: obstructions to navigation.
- obstructive — to block or close up with an obstacle; make difficult to pass: Debris obstructed the road.
- occasioning — Present participle of occasion.
- occidentals — Plural form of occidental.
- occipitalis — A muscle of the head, sometimes considered to be part of the occipitofrontal muscle.
- occupancies — Plural form of occupancy.
- occupations — Plural form of occupation.
- oceanariums — Plural form of oceanarium.
- octandrious — having eight stamens.
- octodecimos — Plural form of octodecimo.
- off-license — a license permitting the sale of sealed bottles of alcoholic beverages to be taken away from the premises by the purchaser.
- officership — a person who holds a position of rank or authority in the army, navy, air force, or any similar organization, especially one who holds a commission.
- officialese — a style of language used in some official statements, often criticized for its use of polysyllabic jargon and obscure, pretentiously wordy phrasing.
- officialise — to make official; place under official authority or control.
- officialism — excessive attention to official regulations and routines.
- officiously — objectionably aggressive in offering one's unrequested and unwanted services, help, or advice; meddlesome: an officious person.
- offscouring — Often, offscourings. something scoured off; filth; refuse.
- old castile — a region in N Spain: formerly a province.
- olfactories — of or relating to the sense of smell: olfactory organs.
- oligarchies — Plural form of oligarchy.
- omniscience — the quality or state of being omniscient.
- on occasion — a particular time, especially as marked by certain circumstances or occurrences: They met on three occasions.
- oncogenesis — the generation of tumors.
- oncologists — Plural form of oncologist.
- oncoviruses — Plural form of oncovirus.
- oneiroscopy — the interpretation or study of dreams
- onomasticon — a list or collection of proper names.
- onside kick — a kickoff deliberately kicked a short distance in an attempt by the kicking team to regain possession of the ball by recovering it after it has traveled forward the legally required distance of 10 yards, beyond the 50-yard line.
- onycholysis — (medicine) The loosening or separation of a fingernail or toenail from its bed.
- opeidoscope — an instrument which represents sound visually
- open switch — (IBM, probably from railways) An unresolved question, issue, or problem.
- ophicleides — Plural form of ophicleide.
- orbicularis — a muscle surrounding an opening
- orchardists — Plural form of orchardist.
- orchestrina — (musical instruments) orchestrion.
- orchestrion — a mechanical musical instrument, resembling a barrel organ but more elaborate, for producing the effect of an orchestra.
- orthogenics — the treatment of mentally and emotionally disturbed children
- orthopedics — (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.
- orthoscopic — pertaining to, characterized by, or produced by normal vision.
- orthostatic — relating to or caused by erect posture.
- orthostichy — a vertical rank or row.
- oscillating — Moving in a repeated back-and-forth motion.
- oscillation — an act or instance of oscillating.
- oscillative — disposed to oscillation