exudate

noun

ex·​u·​date ˈek-s(y)ü-ˌdāt  -shü- 

: exuded matter

Examples of exudate in a Sentence

Recent Examples on the Web

The black substance is sooty mold, which feeds on the exudate from sucking insects. — oregonlive, 27 Mar. 2022

The soil food web microbes are responding to the exudates the new blades of grass are manufacturing. — Jeff Lowenfels, Anchorage Daily News, 25 May 2023

The gauze is designed to absorb exudate from superficial wounds and help control bleeding. — Quartz Intelligence Newsroom, Quartz, 28 Mar. 2025

Castoreum is a yellowish exudate from the castor sacs of mature beavers, who use it to scent mark their territories. — Scott Lafee, San Diego Union-Tribune, 18 Oct. 2022

Most current models account for only the top 30 centimeters of soil and ignore root exudates—key compounds that feed microbial life and drive soil regeneration. — Felicia Jackson, Forbes.com, 5 June 2025

These are the visionary snuffs that Schultes had previously identified as being derived from the resinous exudate of various Virola species, and which twice he’d been informed were used to speak to the little people. — Literary Hub, 16 July 2025

Word History

First Known Use

1876, in the meaning defined above

Rhymes for exudate

• abdicate
• abrogate
• acetate
• activate
• actuate
• aggravate
• agitate
• alginate
• alienate
• allocate
• amputate
• angulate

Medical Definition

exudate

noun

ex·​u·​date ˈek-s(y)u̇-ˌdāt  -shu̇- 

: exuded matter

especially : the material composed of serum, fibrin, and white blood cells that escapes from blood vessels into a superficial lesion or area of inflammation