am·pi·cil·lin 
(ăm′pĭ-sĭlĭn)
(ăm′pĭ-sĭlĭn)n.
A broad-spectrum semisynthetic penicillin, C16H19N3O4S, that is used, often in the form of its sodium salt, to treat infections of the intestinal, urinary, and respiratory tracts.
[AM(INO)- + P(EN)ICILLIN.]
- secondary offering
- secondary school
- secondary sex characteristic
- secondary stress
- secondary structure
- secondary succession
- secondary syphilis
- secondary tissue
- second banana
- second base
- second baseman
- second best
- second-best
- second blessing
- second childhood
- second class
- second-class
- second class
- Second Coming
- second cousin
- second-degree burn
- Second Empire
- second fiddle
- second-generation
- second growth