• an antibiotic produced by a soil bacterium; used chiefly as an antiseptic in treating local infections produced by Gram-positive bacteria


    gramicidin meaning & definition 1 of gramicidin.


  • A heterogeneous combination of six antibiotic compounds.

    gramicidin meaning & definition 2 of gramicidin.


  • Gramicidin is a type of antibiotic that kills bacteria by increasing the permeability of the bacterial cell membrane, thus disrupting its normal function. It is composed of a mixture of several different related compounds, all of which have similar effects on bacteria. Gramicidin is usually used topically (applied to the skin), as it can be harmful or toxic if taken internally. It is primarily used for treating bacterial skin infections.

    gramicidin meaning & definition 3 of gramicidin.


  • A group of peptide antibiotics from BACILLUS brevis. Gramicidin C or S is a cyclic, ten-amino acid polypeptide and gramicidins A, B, D are linear. Gramicidin is one of the two principal components of TYROTHRICIN which is used topically for gram-positive organisms. It is toxic to blood, liver, kidneys, meninges, and the olfactory apparatus.

    gramicidin meaning & definition 4 of gramicidin.

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