ambassador. 1  a diplomatic official of the highest rank, sent by one sovereign or state to another as its resident representative (ambassador extraordinary and plenipotentiary) 2  a diplomatic official of the highest rank sent by a government to represent it on a temporary mission, as for negotiating a treaty.
A bacteriostatic is a compound which has the effect of preventing bacterial growth. These agents do not kill bacteria like bactericidal compounds; instead, they limit further replication of bacteria at the site where they are introduced. Several antibiotic drugs are bacteriostatic agents, with tetracyclines being a notable example.
Antibiotics or antibacterials are a type of antimicrobial used in the treatment and prevention of bacterial infection.ntibiotics are not effective against viruses such as the common cold or influenza, and may be harmful when taken inappropriately. In 1929, Alexander Fleming identified penicillin, the first chemical compound with antibiotic properties.