How to pronounce "a" (English)
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Meanings and definitions of "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:
- Noun
any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes
Synonyms:
- Noun
one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose)
Synonyms:
- Noun
- Noun
- Noun
- Noun

