13-letter words containing a, d, i
- anticipatedly — In an anticipated manner; in advance.
- antidesiccant — a substance applied to plants to prevent moisture loss during transplantation
- antidiarrheal — An antidiarrheal is a substance used to prevent or treat diarrhea.
- antidiuretics — Plural form of antidiuretic.
- antimodernism — modern character, tendencies, or values; adherence to or sympathy with what is modern.
- antimodernist — opposed to modernism
- antioxidative — That functions as an antioxidant.
- antioxidizing — to convert (an element) into an oxide; combine with oxygen.
- antipesticide — opposed to the use of pesticides
- antiradiation — Countering radiation.
- antispasmodic — preventing or arresting spasms, esp in smooth muscle
- antisudorific — an antiperspirant.
- aperiodically — In an aperiodic way.
- aphrodisiacal — having an aphrodisiac quality
- apodictically — incontestable because of having been demonstrated or proved to be demonstrable.
- apostrophized — Simple past tense and past participle of apostrophize.
- apparent wind — (wind), the velocity of air as measured from a moving object, as a ship.
- appendiculate — having appendicles
- apple-pie bed — a way of making a bed so as to prevent the person from entering it
- 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
- arachnoiditis — an inflammation of the arachnoid membrane
- archidiaconal — of or relating to an archdeacon or his office
- archimandrite — the head of a monastery or a group of monasteries
- architectured — Designed (according to a form of architecture, or as if by an architect).
- aridification — the process by which a humid region becomes increasingly dry, as by climatic change or human interference with the ecology.
- aridity index — a number indicating how much more precipitation could be lost by evapotranspiration if it were available than is actually lost at a given location.
- armistice day — the anniversary of the signing of the armistice that ended World War I, on Nov 11, 1918, now kept on Remembrance Sunday
- armstand dive — a dive starting from a handstand at the end of a springboard or a platform with the diver's back to the water.
- arriere-garde — rear guard.
- 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
- arthroconidia — Plural form of arthroconidium.
- arundinaceous — resembling a reed
- ascension day — the 40th day after Easter, when the Ascension of Christ into heaven is celebrated
- ascensiontide — the ten days from Ascension Day to the day before Whit Sunday
- ascorbic acid — Ascorbic acid is another name for vitamin C.
- aspartic acid — nonessential amino acid that is a component of proteins and acts as a neurotransmitter
- asses' bridge — pons asinorum
- assiduousness — constant; unremitting: assiduous reading.
- assigned risk — a risk that, under state law, is assigned to an insurer from a pool of insurers who would not otherwise accept it.
- 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
- at first hand — If you learn or experience something at first hand, you experience it yourself or learn it directly rather than being told about it by other people.
- at the fiddle — engaged in an illegal or fraudulent undertaking
- 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.
- 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.