15-letter words containing m, e, t, s
- ocean of storms — the largest of the dark plains (maria) on the surface of the moon, situated in the second and third quadrant
- old clothes man — a person who deals in second-hand clothes
- 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.
- oligomerisation — Alternative spelling of oligomerization.
- omnibus edition — a television or radio programme consisting of two or more programmes broadcast earlier in the week
- on one's mettle — roused to putting forth one's best efforts
- 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
- opening batsman — a player who bats the first ball in cricket
- openmouthedness — the state or condition of being filled with amazement and wonder
- operations room — a room from which all the operations of a military, police, or other disciplined activity are controlled
- ophthalmoscopes — Plural form of ophthalmoscope.
- opposite number — counterpart; equivalent: New members with an interest in folk art will find their opposite numbers in the association's directory.
- opposite prompt — the offstage area to the right as one faces the audience. Abbreviation: O.P.
- orestes complex — Psychoanalysis. an unconscious desire of a son to kill his mother.
- over-assessment — too much assessment
- over-compensate — to compensate or reward excessively; overpay: Some stockholders feel the executives are being overcompensated and that bonuses should be reduced.
- over-enthusiasm — absorbing or controlling possession of the mind by any interest or pursuit; lively interest: He shows marked enthusiasm for his studies.
- over-estimation — to estimate at too high a value, amount, rate, or the like: Don't overestimate the car's trade-in value.
- 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.
- overpessimistic — excessively pessimistic or negative in outlook
- overstimulation — to rouse to action or effort, as by encouragement or pressure; spur on; incite: to stimulate his interest in mathematics.
- oyster mushroom — oyster cap.
- pachymeningitis — inflammation of the dura mater of the brain and spinal cord
- 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
- parasympathetic — pertaining to that part of the autonomic nervous system consisting of nerves and ganglia that arise from the cranial and sacral regions and function in opposition to the sympathetic system, as in inhibiting heartbeat or contracting the pupil of the eye.
- pars intermedia — a small, somewhat cherry-shaped double structure attached by a stalk to the base of the brain and constituting the master endocrine gland affecting all hormonal functions in the body, consisting of an anterior region ((anterior pituitary) or (adenohypophysis)) that develops embryonically from the roof of the mouth and that secretes growth hormone, LH, FSH, ACTH, TSH, and MSH, a posterior region ((posterior pituitary) or (neurohypophysis)) that develops from the back of the forebrain and that secretes the hormones vasopressin and oxytocin, and an intermediate part (pars intermedia) derived from the anterior region but joined to the posterior region, that secretes the hormone MSH in lower vertebrates.
- paurometabolous — designating or of a group of insect orders, as orthopterans or hemipterans, in which metamorphosis to the adult state from the juvenile state is gradual and without any sudden, radical change of body form
- pavement artist — sidewalk artist.
- pectoral muscle — muscle of the chest
- pedestrian mall — A pedestrian mall is the same as a pedestrian precinct.
- pematangsiantar — a city on NE Sumatra, in Indonesia.
- performing arts — dance, drama, music
- pergamentaceous — (esp of plants) resembling parchment, whether in texture or composition
- periodic system — a system of classification of the elements based on the periodic law.
- permanent press — a process in which a fabric is chemically treated to make it wrinkle-resistant so as to require little or no ironing after washing.
- pessimistically — pertaining to or characterized by pessimism or the tendency to expect only bad outcomes; gloomy; joyless; unhopeful: His pessimistic outlook kept him from applying for jobs for which he was perfectly qualified.
- peter of amiens — c1050–1115, French monk: preacher of the first Crusade 1095–99.
- phenomenalistic — the doctrine that phenomena are the only objects of knowledge or the only form of reality.
- phenomenologist — the study of phenomena.
- photomicroscope — a microscope having an illuminator and a camera mechanism for producing a photomicrograph.
- pilgrim fathers — the Pilgrims (of Plymouth Colony)
- pilgrimage site — a shrine or other sacred place that people travel to as an act of religious devotion
- plainclothesman — a police officer, especially a detective, who wears ordinary civilian clothes while on duty.
- platform scales — a weighing machine which has a platform that you put something on to be weighed
- platform tennis — a variation of tennis played on a wooden platform enclosed with chicken wire in which the players hit a rubber ball with wooden paddles following the same basic rules as tennis except that only one serve is permitted and balls can be played off the back and side fences.