a

Nouns

  • (n) a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation angstrom, angstrom unit,
  • (n) any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes antiophthalmic factor, axerophthol, vitamin A,
  • (n) one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose) deoxyadenosine monophosphate,
  • (n) (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA adenine,
  • (n) the basic unit of electric current adopted under the Systeme International d'Unites
    • a typical household circuit carries 15 to 50 amps
    amp, ampere,
  • (n) the 1st letter of the Roman alphabet
  • (n) the 1st letter of the Roman alphabet
  • (n) the blood group whose red cells carry the A antigen group A, type A,

Synonyms

angstrom angstrom unit antiophthalmic factor axerophthol vitamin A deoxyadenosine monophosphate adenine amp ampere group A type A

Words of close approximity

B C D E F G H I J K L M N O P Q r S T U V W X Y Z
AA AAA Aachen aah Aaland islands Aalborg aalii Aalst Aalto A. A. Michelson A. A. Milne Aar aardvark aardwolf Aare Aare River Aarhus Aaron Aaron Burr Aaron Copland Aaron Montgomery Ward Aaron's rod AARP AAS AAVE AB aba abaca abacinate aback abactinal abacus Abadan abaft abalone abamp abampere abandon abandoned abandoned infant abandoned person abandoned ship abandonment abarticulation abase abasement abash abashed abashment abasia abasia trepidans abasic abatable abatable nuisance abate abatement abatement of a nuisance abatic abatis abator ABA transit number A battery abattis abattoir abaxial abaxially abaya ABB abbacy abbatial abbe Abbe condenser abbess abbey abbot Abbott Lawrence Lowell abbreviate abbreviated abbreviation abbreviator ABC abcoulomb ABCs ABC's Abdias abdicable abdicate abdication abdicator abdomen abdominal abdominal actinomycosis abdominal aorta abdominal aortic aneurysm abdominal breathing abdominal cavity abdominal delivery abdominal external oblique muscle abdominal muscle abdominal nerve plexus