15-letter words containing l, o, s
- old-man-the-sea — (in The Arabian Nights' Entertainments) an old man who clung to the shoulders of Sindbad the Sailor for many days and nights.
- oligohydramnios — (medicine) A deficit of amniotic fluid in the amniotic sac, causing distinctive deformations of the foetus.
- oligomerisation — Alternative spelling of oligomerization.
- oligosaccharide — any carbohydrate yielding few monosaccharides on hydrolysis, as two, three, or four.
- on one's mettle — roused to putting forth one's best efforts
- on the heels of — the back part of the human foot, below and behind the ankle.
- one's last hour — the time of one's death
- one-dimensional — having one dimension only.
- 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.
- onomasiological — the study of the means of expressing a given concept.
- operationalised — Simple past tense and past participle of operationalise.
- ophthalmologist — a doctor of medicine specializing in ophthalmology.
- ophthalmoscopes — Plural form of ophthalmoscope.
- ophthalmoscopic — Of, pertaining to or using an ophthalmoscope.
- opposition hold — a particular way of holding rock in mountain-climbing
- oppositionality — Quality of being oppositional.
- 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.
- optical storage — optical disk drive
- 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.
- opus anglicanum — fine embroidery, esp of church vestments, produced in England c.1200–c.1350; characterized by the rich materials used, esp silver gilt thread
- orchestrational — Of or pertaining to orchestration.
- ordinal numbers — Also called ordinal numeral. any of the numbers that express degree, quality, or position in a series, as first, second, and third (distinguished from cardinal number).
- orestes complex — Psychoanalysis. an unconscious desire of a son to kill his mother.
- organochlorines — Plural form of organochlorine.
- ostreiculturist — a person who breeds oysters
- outside caliper — a caliper whose legs turn inward so that it can measure outside dimensions, as the diameter of a rod.
- oval of cassini — the locus of a point such that the product of the distances from the point to two fixed points is constant.
- over-capitalise — to fix the total amount of securities of a corporation in excess of the limits set by law or by sound financial policy.
- over-scrupulous — excessively scrupulous.
- over-solicitous — too solicitous: oversolicitous concerning one's health.
- overcapitalizes — Third-person singular simple present indicative form of overcapitalize.
- overspeculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- overstimulation — to rouse to action or effort, as by encouragement or pressure; spur on; incite: to stimulate his interest in mathematics.
- overthrust belt — an elongate area in which thick rock layers have been pushed over one another by compressional forces within the earth's crust.
- overzealousness — too zealous: overzealous for reform.
- ovoviviparously — in an ovoviviparous manner
- painter's colic — Pathology. lead poisoning causing intense intestinal pain.
- palaeomagnetism — the study of the fossil magnetism in rocks, used to determine the past configurations of the continents and to investigate the past shape and magnitude of the earth's magnetic field
- palaeomagnetist — a student of or expert in palaeomagnetism
- paleogeophysics — (used with a plural verb) inferred geophysical conditions or processes of designated periods of the geologic past.
- pamprodactylous — having all four toes directed forward, as in swifts and colies.
- panophthalmitis — the inflammation of all eye tissue
- paradise flower — a prickly vine, Solanum wendlandii, of the nightshade family, native to Costa Rica, having branched clusters of showy lilac-blue flowers.
- paralation lisp — Embeds the paralation model in Common LISP. Available from MIT Press, (800)356-0343.
- parallel cousin — a cousin who is the child either of one's mother's sister or of one's father's brother.
- parkinson's law — the statement, expressed facetiously as if a law of physics, that work expands to fill the time allotted for its completion.
- passifloraceous — of, relating to, or belonging to the Passifloraceae, a tropical and subtropical family of climbing plants including the passionflowers: the flowers have five petals and threadlike parts forming a dense mass (corona) around the central disc
- passport holder — a person who has a passport
- pastel-coloured — pale-coloured; in a shade such as pink or pale blue
- pastoral letter — pastoral (defs 11, 12).