13-letter words containing a, d, i, t, o
- antiradiation — Countering radiation.
- antispasmodic — preventing or arresting spasms, esp in smooth muscle
- antisudorific — an antiperspirant.
- apodictically — incontestable because of having been demonstrated or proved to be demonstrable.
- apostrophized — Simple past tense and past participle of apostrophize.
- arachnoiditis — an inflammation of the arachnoid membrane
- aridification — the process by which a humid region becomes increasingly dry, as by climatic change or human interference with the ecology.
- arthroconidia — Plural form of arthroconidium.
- ascensiontide — the ten days from Ascension Day to the day before Whit Sunday
- asteroid belt — the concentrations of asteroids that move around the sun mainly between the orbits of Mars and Jupiter
- astrodynamics — the study of the motion of natural and artificial bodies in space
- at a discount — below the regular price
- aten asteroid — one of a small group of asteroids whose orbits cross that of the earth and whose semimajor axes are smaller than that of the earth.
- audiocassette — a cassette containing audiotape
- austin dobson — (Henry) Austin, 1840–1921, English poet, biographer, and essayist.
- 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
- autoschediasm — anything done with little forethought or preparation
- autoschediaze — to do or act with little forethought or preparation
- backwardation — the difference between the spot price for a commodity, including rent and interest, and the forward price
- bacteriocidal — Alternative spelling of bactericidal.
- badminton cup — a long refreshing drink of claret with soda water and sugar
- bandicoot rat — any of three burrowing rats of the genera Bandicota and Nesokia, of S and SE Asia: family Muridae
- bank discount — interest on a loan deducted from the principal amount when the loan is made and based on the loan's face value
- basidiomycete — any fungus of the phylum Basidiomycota (formerly class Basidiomycetes), in which the spores are produced in basidia. The group includes boletes, puffballs, smuts, and rusts
- batting order — the sequence in which hitters will bat in a given game, determined in advance by the team manager.
- be wild about — If you are wild about someone or something, you like them very much.
- beauty editor — the person in charge of a section of newspaper or magazine devoted to cosmetics, etc
- benedictional — a book of benedictions or blessings
- biconditional — (of a proposition) asserting that the existence or occurrence of one thing or event depends on, and is dependent on, the existence or occurrence of another, as “A if and only if B.”.
- bidirectional — (of a printhead) capable of printing from left to right and from right to left
- bits and bobs — Bits and bobs are small objects or parts of something.
- bitter almond — a variety of almond whose bitter seeds yield hydrocyanic acid upon hydrolysis
- blood-stained — stained with blood: a bloodstained knife.
- board meeting — a meeting of the board of a company or other organization
- break it down — stop it
- bristol board — a heavy smooth cardboard of fine quality, used for printing and drawing
- bud variation — any variation in a bud due to changes in either its genetic composition or environment or both such that the resulting flower, fruit, or shoot differs from others of the same plant or species.
- butanoic acid — kind of acid
- capital goods — Capital goods are used to make other products. Compare consumer goods.
- carbon credit — Carbon credits are an allowance that certain companies have, permitting them to burn a certain amount of fossil fuels.
- carbon dating — Carbon dating is a system of calculating the age of a very old object by measuring the amount of radioactive carbon it contains.
- card clothing — a very sturdy fabric with a leather or rubber fillet imbedded with wire teeth for disentangling and cleaning textile fibers, used to cover the rollers or flats of a carding machine.
- cardiologists — Plural form of cardiologist.
- cardiopathies — Plural form of cardiopathy.
- carotid sinus — specialized nerve end organs producing a slight dilatation of the carotid artery where it branches into the external and internal carotid arteries, responding to changes in blood pressure by mediating changes in the heartbeat rate.
- cased edition — a hardback book sold in a protective box that is open at one edge so that you can see the spine of the book