biologic

noun

bi·​o·​log·​ic ˌbī-ə-ˈlä-jik 

variants or biological

ˌbī-ə-ˈlä-ji-kəl 

: a biological product (such as a vaccine or blood serum) used in medicine

Examples of biologic in a Sentence

Recent Examples on the Web

But biologics sometimes don’t work well for lupus, likely because the disease causes such a wide range of symptoms and affects multiple immune pathways. —Jason Liebowitz, New Yorker, 6 Mar. 2026

Santorum also pointed towards the leadership of Vinay Prasad, who serves as the agency’s biologics and vaccines head. —Ian Thomas, CNBC, 3 Mar. 2026

Despite these breakthroughs, the promise of personalized therapies — drugs or biologics custom-built for a child’s unique genetic code — has been tantalizingly close yet frustratingly out of reach. —Judy Stecker, STAT, 27 Feb. 2026

For many people with inflammatory bowel disease, biologic drugs have been life-changing. —Amy Sue Harper, The Orlando Sentinel, 22 Feb. 2026

Word History

First Known Use

1904, in the meaning defined above

Rhymes for biologic

• chronologic
• cytologic
• demagogic
• dialogic
• ecologic
• geologic
• histologic
• hydrologic
• lithologic
• morphologic
• neurologic
• pathologic

Medical Definition

biologic

noun

bi·​o·​log·​ic ˌbī-ə-ˈläj-ik 

variants or biological

-i-kəl 

: a biological product (as a globulin, serum, vaccine, antitoxin, or antigen) used in the prevention or treatment of disease