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• phage
  phage

  noun

  bacteriophage.
• -phage
  -phage

  a combining form meaning “a thing that devours,” used in the formation of compound words, especially the names of phagocytes.

phage

¹ American  

[feyj] / feɪdʒ /

noun

1. bacteriophage.

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-phage ² American  

Also -phag.

1. a combining form meaning “a thing that devours,” used in the formation of compound words, especially the names of phagocytes.

   macrophage.

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-phage ¹ British  

combining form

1. indicating something that eats or consumes something specified

   bacteriophage

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phage ² British  

/ feɪdʒ /

noun

1. short for bacteriophage

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Usage

What does -phage mean? The combining form -phage is used like a suffix meaning “a thing that devours.” It is used in many scientific terms, especially in biology. The form -phage ultimately comes from the Greek phageîn, meaning “to eat, devour.” This Greek root also helps form the word esophagus. Discover the connection at our entry for the word. The word phage, referring to a bacteriophage, is a shortened or independent use of the combining form -phageClosely related to -phage are -phagia, -phagy, and -phagous. Their corresponding form combined to the beginning of words is phago-. Learn more about their specific applications at our Words That Use articles for the forms.

Other Word Forms

• -phagous
  combining form

Etymology

Origin of phage¹

By shortening, or independent use of -phage

Origin of -phage²

Noun use of Greek -phagos -phagous

Example Sentences

The paper is titled "Convergent MurJ flippase inhibition by phage lysis proteins."

From Science Daily • Feb. 28, 2026

The researchers also discovered that elements of their active genetic system can be transported by bacteriophage, or phage, viruses that naturally infect bacteria.

From Science Daily • Feb. 18, 2026

Yale researchers recognized that these tools could unlock new possibilities in phage biology and reached out to explore more ambitious applications.

From Science Daily • Jan. 21, 2026

Using this system, the team constructed a P. aeruginosa phage from 28 synthetic DNA fragments.

From Science Daily • Jan. 21, 2026

Luria’s absence thrust upon me the job of describes ing the recent experiments of the American phage workers.

From "Double Helix" by James D. Watson