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a vs an vs and

a

Definitions

noun

  1. a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation
  2. the 1st letter of the Roman alphabet
  3. the blood group whose red cells carry the A antigen
  4. (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA
  5. one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose)
and more 2 ...

Examples

The difficulties of the next year or two will, no doubt, reawaken the pro-euro lobby.

The buildings are usually gabled, with rows of tiles along the ridges of the roofs.

If you wonder about ‘furphy’, as I did, here's a gloss and explanation.

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an

Definitions

noun

  1. an associate degree in nursing

Examples

If you wonder about ‘furphy’, as I did, here's a gloss and explanation.

Richardson, are proprietors of shows, and the berouged, bedraggled creatures who exhibit on the platform outside for their living.

In my view his confrontational, gladiatorial style has been a major contributor to the widespread disdain of the British public for politicians generally.

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