13-letter words containing r, e, o, i
- -proportioned — -proportioned is added to adverbs to form adjectives that indicate that the size and shape of the different parts of something or someone are pleasing or useful.
- abbreviations — a shortened or contracted form of a word or phrase, used to represent the whole, as Dr. for Doctor, U.S. for United States, lb. for pound.
- abelian group — a group the defined binary operation of which is commutative: if a and b are members of an Abelian group then ab = ba
- abnormalities — an abnormal condition, state, or quality; irregularity; deviation.
- abortifacient — causing abortion
- acaroid resin — an alcohol-soluble gum resin taken from various grass trees, used in varnishes, etc.: unique among natural resins because it forms a hard, insoluble, chemical-resistant film when heated
- accelerations — Plural form of acceleration.
- accessorizing — to fit or equip with accessories: to accessorize a car with special seat covers.
- accreditation — to ascribe or attribute to (usually followed by with): He was accredited with having said it.
- accroides gum — acaroid resin.
- ace inhibitor — any one of a class of drugs, including captopril, enalapril, and ramipril, that cause the arteries to widen by preventing the synthesis of angiotensin: used to treat high blood pressure and heart failure
- acetabuliform — saucer-shaped, as the fruiting bodies of certain lichens.
- acinetobacter — a bacterium that causes infections such as pneumonia, particularly in people who have a compromised immune system
- acrylonitrile — a colourless liquid that is miscible with water and has toxic fumes: used in the manufacture of acrylic fibres and resins, rubber, and thermoplastics. Formula: CH2:CHCN
- actinotherapy — radiotherapy, especially using ultraviolet rays.
- action figure — a small figure of a character from a film, television programme, comic book etc, designed as a toy and often collected by enthusiasts
- action replay — An action replay is a repeated showing, usually in slow motion, of an event that has just been on television.
- active reason — an activity of intellect, embodying universal truth, potentially present in the mind of every individual, and when present, forming the only immortal part of the individual.
- admensuration — Admeasurement.
- advance ratio — the ratio of wind speed along the axis of a rotor or propeller to the speed of the blade tip
- aeroacoustics — the study of the generation and transmittance of sound by fluid flow
- aerodigestive — of or relating to the organs and tissues of the respiratory tract and the upper part of the digestive tract
- aerodontalgia — a toothache caused by lowered barometric pressure, as in high-altitude flight.
- aerodynamical — relating to aerodynamics
- aeroembolisms — Plural form of aeroembolism.
- aerolithology — the science of aerolites
- aeromagnetics — the science of measuring magnetic characteristics associated with atmospheric conditions of the earth.
- aeromechanics — the mechanics of gases, esp air
- aeromodelling — the making and flying of model planes
- aerophilately — the study or collection of airmail stamps, cancellations, etc.
- aerosinusitis — inflammation of the nasal sinuses caused by the effect on the sinuses of changes in atmospheric pressure.
- afforestation — Afforestation is the process of planting large numbers of trees on land which has few or no trees on it.
- aformentioned — Misspelling of aforementioned.
- afro-american — African-American
- aggiornamento — the process of bringing up to date methods, ideas, etc
- agglomeration — An agglomeration of things is a lot of different things gathered together, often in no particular order or arrangement.
- agglomerative — gathered together into a cluster or mass.
- aggregational — resulting from aggregation
- agro-economic — of or relating to a nation's agricultural economy, the financial problems of farmers as a group, etc.: mounting pressures on the agro-economic system.
- agrobacterium — A soil bacterium, of the genus Agrobacterium, which can fix nitrogen, and causes the formation of crown galls in plants.
- agrochemicals — Plural form of agrochemical.
- agroecologist — One who studies agroecology.
- agroterrorism — the use of biological agents as weapons against agricultural and food-supply industries
- air commodore — a senior officer of the Royal Air Force and certain other air forces, of equivalent rank to brigadier in the Army
- air core coil — having a nonmagnetic core, as one of fiber or plastic, encircled by a coil (air-core coil) or containing one or more such coils: air-core transformer.
- air force one — the US Air Force plane used by the US president
- air injection — injection of liquid fuel into the cylinder of an internal-combustion engine, especially a diesel, by means of a jet of compressed air.
- aircraftwomen — Plural form of aircraftwoman.
- airline pilot — a person who flies planes as a profession and works for a commercial airline
- airplane mode — a setting on a phone or other mobile device that turns off Wi-Fi, cellular, and other wireless connections.
On this page, we collect all 13-letter words with R-E-O-I. It’s easy to find right word with a certain length. It is the easiest way to find 13-letter word that contains in R-E-O-I to use in Scrabble or Crossword puzzles