re·​in·​ject (ˌ)rē-in-ˈjekt How to pronounce reinject (audio)
reinjected; reinjecting

transitive verb

: to inject (something) again
Unlike conventional foam, silicone cures quickly and can be reinjected Jeff Rich and Steve Cohen
also : to return or replenish (something) by injection especially following removal
The technique would involve removing diseased stem cells from the fetus's bloodstream, transferring healthy genes into them, and reinjecting the treated cells into the fetus. Pat Ohlendorf-Moffat
… for each barrel of oil displaced two barrels of water must be reinjected into the reservoir. A. Alvarez
reinjection noun
plural reinjections
After the initial treatment, reinjection with collagen at intervals is required to maintain full correction. Elizabeth A. Abel et al.
reinjection of treated cells
It works so reliably that some patients come regularly for reinjections into eyebrows or small areas of the scalp. Richard B. Weller et al.

Word History

First Known Use

1824, in the meaning defined above

Time Traveler
The first known use of reinject was in 1824

Dictionary Entries Near reinject

Cite this Entry

“Reinject.” Dictionary, Merriam-Webster, Accessed 27 Nov. 2022.

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