18-letter words containing t, r, i, s, a, m
- non-circumstantial — of pertaining to, or derived from circumstances: a circumstantial result.
- non-discriminative — constituting a particular quality, trait, or difference; characteristic; notable.
- nonpreferentialism — of, relating to, or of the nature of preference: preferential policies.
- nonstriated muscle — smooth muscle
- normally aspirated — A normally aspirated or naturally aspirated engine breathes air at atmospheric pressure.
- offensive material — any published or broadcast content (such as articles, photographs, films, or websites) that is likely to be upsetting, insulting, or objectionable to some or most people
- operations manager — business director
- optical microscope — traditional magnifying instrument
- osteitis deformans — Paget's disease.
- osteogenic sarcoma — osteosarcoma
- outer automorphism — an automorphism that is not an inner automorphism.
- ovariohysterectomy — Surgical removal of the ovaries and uterus.
- parliamentarianism — advocacy of a parliamentary system of government.
- particeps criminis — an accomplice in a crime.
- performance artist — an artist that is involved in a theatrical presentation that incorporates various art forms, such as dance, sculpture, music, etc
- permanent resident — an immigrant who has been given official residential status, often prior to being granted citizenship
- personal exemption — Your personal exemption is the amount of money that is deducted from your gross income before you have to start paying income tax.
- phantasmagorically — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- photoisomerization — isomerization induced by light.
- physical chemistry — the branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations.
- postmillenarianism — postmillennialism.
- postviral syndrome — debilitating condition occurring as a sequel to viral illness
- potassium chlorate — a white or colorless, crystalline, water-soluble, poisonous solid, KClO 3 , used chiefly as an oxidizing agent in the manufacture of explosives, fireworks, matches, bleaches, and disinfectants.
- potassium chloride — a white or colorless, crystalline, water-soluble solid, KCl, used chiefly in the manufacture of fertilizers and mineral water, and as a source of other potassium compounds.
- potassium fluoride — a white, crystalline, hygroscopic, toxic powder, KF, used chiefly as an insecticide, a disinfectant, and in etching glass.
- potassium myronate — sinigrin.
- pragmatic sanction — any one of various imperial decrees with the effect of fundamental law.
- presenile dementia — a form of dementia, of unknown cause, starting before a person is old
- pressure altimeter — an aneroid barometer adapted for measuring altitude by converting the indicated atmospheric pressure to altitude according to a standard relationship.
- presumption of law — a presumption based upon a policy of law or a general rule and not upon the facts or evidence in an individual case.
- primus inter pares — (of males) first among equals.
- processionary moth — a moth of the family Thaumetopoeidae, esp the oak processionary moth (Thaumetopoea processionea), the larvae of which leave the communal shelter nightly for food in a V-shaped procession
- provision merchant — a person or company in the business of retailing food and other provisions
- pulmonic airstream — a current of lung air set in motion by the respiratory muscles in the production of speech.
- pyramus and thisbe — (in Greek legend) two lovers of Babylon: Pyramus, wrongly supposing Thisbe to be dead, killed himself and she, encountering him in his death throes, did the same
- quinacrine mustard — a nitrogen mustard derived from mepacrine and used as a stain for chromosomes
- 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
- registered company — a company which has officially registered its business
- 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.
- remanent magnetism — magnetization in minerals induced by a former magnetic field and persisting after the field changes.
- residual magnetism — remanence.
- resistance plasmid — any of a group of bacterial plasmids carrying genetic information that provide resistance to antibiotic drugs: some resistance plasmids are able to transfer themselves, and hence resistance, during conjugation
- 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.
- resuscitation room — an intensive care unit
- retrograde amnesia — a memory disorder characterized by an inability to remember events or experiences that occurred before a significant point in time.
- sacrificial victim — a person who is ritually killed with the intention of propitiating or pleasing a deity
- salem witch trials — 17th-century witchcraft case
- 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.