13-letter words containing a, d, u
- appendiculate — having appendicles
- aptitude test — An aptitude test is a test that is specially designed to find out how easily and how well you can do something.
- aptitudinally — in a manner that indicates aptitude
- archduchesses — Plural form of archduchess.
- architectured — Designed (according to a form of architecture, or as if by an architect).
- argand burner — a gas or oil burner designed to let air flow inside and outside a cylindrical wick
- armour-plated — An armour-plated vehicle or building has a hard metal covering in order to protect it from gunfire and other missiles.
- arseniuretted — combined with arsenic so as to form an arsenide.
- arsenous acid — a toxic white powder, As2O3, used to make other arsenic compounds, insecticides, and preservatives; white arsenic
- arundinaceous — resembling a reed
- assiduousness — constant; unremitting: assiduous reading.
- at a discount — below the regular price
- at the double — at twice normal marching speed
- attitudinally — in a manner expressive of personal attitudes or emotions
- attitudinized — Simple past tense and past participle of attitudinize.
- attitudinizer — One who attitudinizes, or practises poses.
- attitudinizes — Third-person singular simple present indicative form of attitudinize.
- audaciousness — Risky or daring behaviour.
- audience room — a room for holding formal interviews or hearings.
- audio-lingual — pertaining to listening comprehension and speaking, especially in learning a foreign language.
- audiocassette — a cassette containing audiotape
- audiographics — audiographic teleconferencing
- austin dobson — (Henry) Austin, 1840–1921, English poet, biographer, and essayist.
- australia day — a public holiday in Australia, commemorating the landing of the British in 1788: observed on January 26
- authenticated — Prove or show (something, esp. a claim or an artistic work) to be true or genuine.
- auto-destruct — self-destruct.
- autodidactism — Alternative form of autodidacticism.
- autodigestion — (biology) The digestion of tissue by enzymes produced by the organism itself.
- autooxidation — autoxidation.
- autopolyploid — (of cells, organisms, etc) having more than two sets of haploid chromosomes inherited from a single species
- autoradiogram — autoradiograph
- autoresponder — A program that automatically generates a set response to all messages sent to a particular e-mail address.
- autoschediasm — anything done with little forethought or preparation
- autoschediaze — to do or act with little forethought or preparation
- ayurvedically — As a practitioner of Ayurveda; in an Ayurvedic way.
- backgrounders — Plural form of backgrounder.
- backgrounding — Present participle of background.
- badminton cup — a long refreshing drink of claret with soda water and sugar
- balanced fund — a mutual fund made up of both stocks and bonds
- band spectrum — a spectrum consisting of a number of bands of closely spaced lines that are associated with emission or absorption of radiation by molecules
- banded purple — any color having components of both red and blue, such as lavender, especially one deep in tone.
- bank discount — interest on a loan deducted from the principal amount when the loan is made and based on the loan's face value
- battlegrounds — Plural form of battleground.
- be upstanding — (in a court of law) a direction to all persons present to rise to their feet before the judge enters or leaves the court
- be wild about — If you are wild about someone or something, you like them very much.
- beat the drum — a musical percussion instrument consisting of a hollow, usually cylindrical, body covered at one or both ends with a tightly stretched membrane, or head, which is struck with the hand, a stick, or a pair of sticks, and typically produces a booming, tapping, or hollow sound.
- beauty editor — the person in charge of a section of newspaper or magazine devoted to cosmetics, etc
- bedaux system — a system of payment for work on the basis of the number of points of work done in a given amount of time, each point representing one minute of work on a given job at a normal rate of speed.
- benefit fraud — the illegal activity of claiming benefit payments which a person is not entitled to
- bermuda grass — a widely distributed grass, Cynodon dactylon, with wiry creeping rootstocks and several purplish spikes of flowers arising from a single point: used for lawns, pasturage, binding sand dunes, etc