14-letter words containing a, e, r, o, t
- astrocompasses — Plural form of astrocompass.
- astrogeologist — a person who studies astrogeology
- at (the) worst — You use at worst or at the worst to indicate that you are mentioning the worst thing that might happen in a situation.
- at close range — If you see or hit something at close range or from close range, you are very close to it when you see it or hit it. If you do something at a range of half a mile, for example, you are half a mile away from it when you do it.
- at loggerheads — If two or more people or groups are at loggerheads, they disagree very strongly with each other.
- at one's mercy — compassionate or kindly forbearance shown toward an offender, an enemy, or other person in one's power; compassion, pity, or benevolence: Have mercy on the poor sinner.
- at one's peril — If you say that someone does something at their peril, you are warning them that they will probably suffer as a result of doing it.
- at one's worst — When someone is at their worst, they are as unpleasant, bad, or unsuccessful as it is possible for them to be.
- atomic reactor — reactor (def 4).
- atomic veteran — a veteran of the armed forces who was exposed to radioactivity during the testing or use of nuclear (atomic) weapons in World War II or subsequent wars.
- atomic warfare — war in which nuclear weapons are used
- atomic-powered — powered by atomic energy
- attrition rate — the rate at which customers or subscribers switch from one supplier to another
- auction bridge — a variety of bridge, now generally superseded by contract bridge, in which all the tricks made score towards the game
- auditory nerve — either of the eighth pair of cranial nerves, which connect the ear with the brain and carry impulses relating to sound and balance
- auger-electron — a nonradiative process in which an atom in an excited state undergoes a transition to a lower state by the emission of a bound electron (Auger electron) rather than by the emission of an x-ray.
- aurothiomalate — (chemistry) A thiomalate with the addition of gold.
- authority file — a file, either on cards or in machine-readable format, in which decisions involving bibliographic records, particularly for form of entry, are recorded to establish a precedent or rule for subsequent decisions and to provide for consistency of entries.
- autobiographer — a person who writes the story of his or her own life
- autocorrelator — (electronics) A device that modifies a signal with a delayed copy of itself in order to detect any periodic signal hidden in the noise.
- autocovariance — (statistics) The covariance of a signal with another part of the same signal.
- autodestructed — Simple past tense and past participle of autodestruct.
- autoenrollment — Automatic enrollment (especially of security certificates in a computer system).
- autoreactivity — (immunology) The condition of being autoreactive.
- autoregression — (mathematics) An autoregressive process that is used to model many types of natural behaviour.
- autoregressive — (statistics) Employing autoregression, using a weighted sample of past data to predict future results.
- autoregulation — the continual automatic adjustment or self-regulation of a biochemical, physiological, or ecological system to maintain a stable state.
- autoresponders — Plural form of autoresponder.
- autotetraploid — an individual or strain whose chromosome complement consists of four copies of a single genome due to doubling of an ancestral chromosome complement
- auxiliary note — a nonharmonic note occurring between two harmonic notes
- auxiliary tone — a melodic ornamental tone following a principal tone by a step above or below and returning to the principal tone; embellishment.
- avalokitesvara — a male Bodhisattva, widely revered and identified with various persons and gods.
- axis-ordinates — y-axis (def 1).
- bachelor chest — a chest of drawers, esp., one for men's shirts, sweaters, underwear, etc.
- bachelor party — A bachelor party is a party for a man who is getting married very soon, to which only men are invited.
- back to nature — If you want to get back to nature, you want to return to a simpler way of living.
- backside-front — backend-to.
- bacteriologist — a branch of microbiology dealing with the identification, study, and cultivation of bacteria and with their applications in medicine, agriculture, industry, and biotechnology.
- bacteriophages — Plural form of bacteriophage.
- bacteriostasis — inhibition of the growth and reproduction of bacteria, esp by the action of a chemical agent
- bacteriostatic — the prevention of the further growth of bacteria.
- baltimore chop — a batted ball that takes a high bounce upon hitting the ground on or immediately in front of home plate, often enabling the batter to reach first base safely.
- bamboo network — a network of close-knit Chinese entrepreneurs with large corporate empires in southeast Asia
- ban-the-bomber — a person who vigorously advocates banning the development or use of nuclear weapons.
- bancroft prize — one of a group of annual awards for literary achievement in American history and biography: administered by Columbia University.
- barbados earth — a diatomaceous marl found in Barbados
- barbour jacket — a hard-wearing waterproof waxed jacket
- barium bromate — colorless, slightly water-soluble, poisonous crystals, Ba(BrO 3) 2 ⋅H 2 O, used in the preparation of certain bromates.
- barometrically — By means of a barometer.
- barometrograph — barograph.