18-letter words containing o, m, t, i
- projection machine — an apparatus that projects motion pictures; projector.
- promotion campaign — a campaign designed to encourage the sale of (a product) by advertising or securing financial support
- proportional limit — elastic limit.
- provision merchant — a person or company in the business of retailing food and other provisions
- pseudo-competitive — of, pertaining to, involving, or decided by competition: competitive sports; a competitive examination.
- pseudo-symptomatic — pertaining to a symptom or symptoms.
- ptomaine poisoning — (erroneously) food poisoning thought to be caused by ptomaine.
- public examination — an examination, such as a GCSE exam, that is set by a central examining board
- pulmonic airstream — a current of lung air set in motion by the respiratory muscles in the production of speech.
- put one in mind of — to remind (one) of
- pygmy hippopotamus — a small hippopotamus, Choeropsis liberiensis, of forests and swamps in western Africa.
- quartz-iodine lamp — a type of tungsten-halogen lamp containing small amounts of iodine and having a quartz envelope, operating at high temperature and producing an intense light for use in car headlamps, etc
- quick off the mark — If you are quick off the mark, you are quick to understand or respond to something. If you are slow off the mark, you are slow to understand or respond to something.
- racially motivated — motivated by (the hate or prejudice of) someone's race
- radiocommunication — communication by means of radio waves
- radiometric dating — any method of determining the age of earth materials or objects of organic origin based on measurement of either short-lived radioactive elements or the amount of a long-lived radioactive element plus its decay product.
- rapid eye movement — rapidly shifting, continuous movements of the eyes beneath closed lids during the stage of sleep characterized by dreaming.
- reaction formation — a behavioral tendency developed in direct opposition to a repressed impulse.
- reactive component — the component in an alternating-current circuit that does not contribute power because it is 90° out of phase with the voltage or current.
- real-time computer — a computer that can process data or information almost immediately
- recess appointment — a person appointed to an office by the President of the United States without approval from the Senate because the Senate is in recess
- reciprocating pump — A reciprocating pump is a pump which uses a backward and forward movement to move a fluid.
- registered company — a company which has officially registered its business
- relative major key — a major key that has the same key signature as a minor key, but a different tonic
- relative minor key — a minor key that has the same key signature as a major key, but a different tonic
- remains to be seen — If you say that it remains to be seen whether something will happen, you mean that nobody knows whether it will happen.
- respiratory system — the system by which oxygen is taken into the body and an exchange of oxygen and carbon dioxide takes place; in mammals the system includes the nasal passages, pharynx, trachea, bronchi, and lungs.
- restoration comedy — English comedy of the period of the Restoration, stressing manners and social satire.
- restriction enzyme — any of a group of enzymes that catalyze the cleavage of DNA molecules at specific sites: used for gene splicing in recombinant DNA technology and for chromosome mapping.
- resuscitation room — an intensive care unit
- retirement pension — income: no longer at work
- retrograde amnesia — a memory disorder characterized by an inability to remember events or experiences that occurred before a significant point in time.
- reverberation time — the time it takes for a sound made in a room to diminish by 60 decibels.
- rhyming dictionary — a specialist dictionary organized by the final sounds of words, used to write poetry
- ribbon development — housing or commercial buildings built along a stretch of road.
- roman architecture — buildings in style of ancient Rome
- roman congregation — any of the executive departments of the Curia Romana as the administration of the Roman Catholic Church.
- rotational molding — a method for molding hollow plastic objects by placing finely divided particles in a hollow mold that is rotated about two axes, exposing it to heat and then to cold.
- running commentary — non-stop description of sth
- san juan mountains — a mountain range in SW Colorado and N New Mexico: part of the Rocky Mountains. Highest peak: Uncompahgre Peak, 4363 m (14 314 ft)
- sao joao de meriti — a city in SE Brazil, NW of Rio de Janeiro.
- saturation bombing — intense area bombing intended to destroy everything in the target area.
- school of motoring — a centre where people pay for lessons to learn to drive
- seasonal promotion — Seasonal promotions are items marketed to customers at the appropriate time of year, such as coats in the winter and bathing suits in the summer.
- second triumvirate — the coalition and joint rule of the Roman Empire by Antony, Lepidus, and Octavian, begun in 43 bc
- sedimentation tank — a tank into which sewage is passed to allow suspended solid matter to separate out
- self-contemplation — the act or process of thinking about oneself or one's values, beliefs, behavior, etc.
- self-determination — determination by oneself or itself, without outside influence.
- self-incrimination — the act of incriminating oneself or exposing oneself to prosecution, especially by giving evidence or testimony.
- self-manifestation — an act of manifesting.