A meaning in Hindi

a (noun) = a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation

Synonyms: angstrom, angstrom_unit, A

a (noun) = any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes

Synonyms: vitamin_A, antiophthalmic_factor, axerophthol, A

a (noun) = one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose)

Synonyms: deoxyadenosine_monophosphate, A

a (noun) = (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA

Synonyms: adenine, A

a (noun) = the basic unit of electric current adopted under the Systeme International d'Unites

Synonyms: ampere, amp, A

• Usage: a typical household circuit carries 15 to 50 amps

a (noun) = the 1st letter of the Roman alphabet

Synonyms: A, a

a (noun) = the blood group whose red cells carry the A antigen

Synonyms: A, type_A, group_A