15-letter words containing e, s, c, o, n

not necessarily — If you reply 'Not necessarily', you mean that what has just been said or suggested may not be true.
nuclear fission — fission (def 2).
nucleosynthesis — the formation of new atomic nuclei by nuclear reactions, thought to occur in the interiors of stars and in the early stages of development of the universe.
nucleosynthetic — Of or pertaining to nucleosynthesis.
nuisance ground — a garbage dump.
object distance — the distance between the lens of a camera and an object being photographed.
oblique section — a representation of an object as it would appear if cut by a plane that is other than parallel or perpendicular to its longest axis.
observation car — a railroad passenger car having a lounge or platform from which the scenery can be viewed.
obstructiveness — The characteristic of being obstructive.
ocean of storms — the largest of the dark plains (maria) on the surface of the moon, situated in the second and third quadrant
of one's choice — The thing or person of your choice is the one that you choose.
off one's chump — insane; crazy
okhotsk current — a cold ocean current flowing SW from the Bering Sea, E of the Kurile Islands, along the E coast of Japan where it meets the Japan Current.
old clothes man — a person who deals in second-hand clothes
on o's haunches — If you get down on your haunches, you lower yourself towards the ground so that your legs are bent under you and you are balancing on your feet.
on prescription — If a medicine is available on prescription, you can only get it from a chemist or pharmacist if a doctor gives you a prescription for it.
on short notice — with little warning
on the decrease — decreasing
on the increase — growing, increasing
oneirocriticism — the art of interpreting dreams.
ones complement — A system used in some computers to represent negative numbers. To negate a number, each bit of the number is inverted (zeros are replaced with ones and vice versa). This has the consequence that there are two reperesentations for zero, either all zeros or all ones. ... 000...00011 = +3 000...00010 = +2 000...00001 = +1 000...00000 = +0 111...11111 = -0 111...11110 = -1 111...11101 = -2 111...11100 = -3 ... Naive logic for ones complement addition might easily conclude that -0 + 1 = +0. The twos complement avoids this by using all ones to represent -1.
opencast mining — mining by excavating from the surface
optical scanner — the process of interpreting data in printed, handwritten, bar-code, or other visual form by a device (optical scanner or reader) that scans and identifies the data.
optoelectronics — the branch of electronics dealing with devices that generate, transform, transmit, or sense optical, infrared, or ultraviolet radiation, as cathode-ray tubes, electroluminescent and liquid crystal displays, lasers, and solar cells.
orchestrational — Of or pertaining to orchestration.
ordnance survey — mapmaking agency
organic disease — a disease in which there is a structural alteration (opposed to functional disease).
organized chaos — a complex situation or process that appears chaotic while having enough order to achieve progress or goals
organochlorines — Plural form of organochlorine.
oscars ceremony — a formal annual event in the United States in which small gold statuettes are awarded by the Academy of Motion Picture Arts and Sciences for outstanding achievements in films
osteochondritis — inflammation of bone and cartilage.
osteochondrosis — a disease of bone and cartilage growth centers in children that begins as a necrosis and is followed by regeneration or renewed calcification.
over-compensate — to compensate or reward excessively; overpay: Some stockholders feel the executives are being overcompensated and that bonuses should be reduced.
overcompensated — to compensate or reward excessively; overpay: Some stockholders feel the executives are being overcompensated and that bonuses should be reduced.
overcompensates — Third-person singular simple present indicative form of overcompensate.
overconsumption — the act of consuming, as by use, decay, or destruction.
overcrowdedness — filled to excess; packed.
overspeculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
pack one's bags — If you pack your bags, you leave a place where you have been staying or living.
painter's colic — Pathology. lead poisoning causing intense intestinal pain.
parallel cousin — a cousin who is the child either of one's mother's sister or of one's father's brother.
passenger coach — a carriage in which passengers sit
peace offensive — an active program, policy, propaganda campaign, etc., by a national government for the purpose of terminating a war or period of hostility, lessening international tensions, or promoting peaceful cooperation with other nations.
percussion lock — a gunlock on a firearm that fires by striking a percussion cap.
percussion tool — a power driven tool which operates by striking rapid blows: the power may be electricity or compressed air
perfectionistic — a person who adheres to or believes in perfectionism.
perfunctoriness — performed merely as a routine duty; hasty and superficial: perfunctory courtesy.
pergamentaceous — (esp of plants) resembling parchment, whether in texture or composition
person of color — the quality of an object or substance with respect to light reflected by the object, usually determined visually by measurement of hue, saturation, and brightness of the reflected light; saturation or chroma; hue.
personal column — The personal column in a newspaper or magazine contains messages for individual people and advertisements of a private nature.

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