1. The penicillin that constitutes the principal component of many commercial antibiotics
   - benzylpenicillin

Type of: penicillin

• incontinence
• incontinency
• incontinent
• incontinently
• incontrovertibility
• incontrovertible
• incontrovertibleness
• incontrovertibly
• inconvenience
• inconvenience oneself
• inconvenient
• inconveniently
• inconvertibility
• inconvertible
• incoordination
• incorporate
• incorporated
• incorporation
• incorporative
• incorporeal
• incorporeality
• incorrect
• incorrectly
• incorrectness
• incorrigibility