12-letter words containing i, t, s, c, o
- noticeboards — Plural form of noticeboard.
- nova scotian — a peninsula and province in SE Canada: once a part of the French province of Acadia. 21,068 sq. mi. (54,565 sq. km). Capital: Halifax.
- nucleotidase — a biochemical catalyst that facilitates the process of hydrolyzing or splitting a nucleotide and turning it into a phosphate and a nucleoside
- nyctitropism — tending to assume at or just before nightfall positions unlike those maintained during the day, as the leaves or flowers of certain plants.
- oasification — The process of restoring water, soil, and plant life to an environment that has been degraded by soil erosion.
- obfuscations — to confuse, bewilder, or stupefy.
- obscurantism — opposition to the increase and spread of knowledge.
- obscurantist — opposition to the increase and spread of knowledge.
- obscurations — Plural form of obscuration.
- obstetrician — a physician who specializes in obstetrics. Abbreviation: OB, ob.
- obstructions — Plural form of obstruction.
- oceanologist — the practical application of oceanography.
- octapeptides — Plural form of octapeptide.
- octastichous — relating to a particular coiled distribution of leaves on the stem that is characterized by having eight leaves per coil on the stem
- octastrophic — having or containing eight verses or strophes
- octosyllabic — consisting of or pertaining to eight syllables.
- of necessity — something necessary or indispensable: food, shelter, and other necessities of life.
- olfactronics — the measurement and analysis of smells through instruments
- oligochaetes — Plural form of oligochaete.
- omnidistance — the distance between an omnirange station and a receiver.
- omnisciently — having complete or unlimited knowledge, awareness, or understanding; perceiving all things.
- on the stick — alert, efficient, etc.
- onomastician — the study of the origin, history, and use of proper names.
- opisthotonic — of or relating to opisthotonos
- 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
- optogenetics — (genetics) A science that combines optics and genetics to probe neural circuits.
- 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.
- orchestrions — Plural form of orchestrion.
- oreopithecus — a genus of fossil primate from the Miocene coal deposits of Italy, formerly considered to be a possible hominid.
- ornithoscopy — divination from the observation of birds
- ortho-cousin — parallel cousin.
- orthoclastic — (of a crystal) having cleavages at right angles to each other.
- orthocousins — the children of two brothers or two sisters
- orthodontics — the branch of dentistry dealing with the prevention and correction of irregular teeth, as by means of braces.
- orthodromics — the act or art of sailing on a great circle
- 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.
- orthosilicic — (chemistry) Of, relating to or derived from orthosilicic acid.
- oscillations — Plural form of oscillation.
- oscillometer — an instrument for measuring oscillations, especially those of the arterial pulse.
- oscillometry — an instrument for measuring oscillations, especially those of the arterial pulse.
- ossification — the act or process of ossifying.
- osteichthyes — the class comprising the bony fishes.
- osteoblastic — a bone-forming cell.
- osteoclastic — (pathology) Of or pertaining to an osteoclast.
- osteogenetic — (physiology) Connected with osteogenesis, or the formation of bone.