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posttreatment

adjective, noun

posttreatment is an adjective meaning “Following treatment” (English Wiktionary, September 2026). It is spelled P-O-S-T-T-R-E-A-T-M-E-N-T, and it appears about once in every 45 million words in written English (wordfreq, 2021 data).

What does posttreatment mean?

adjective

  1. 1

    Following treatment.

noun

  1. 1

    A treatment carried out after some earlier process.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Forms of posttreatment

  • post-treatment
  • posttreatments plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is posttreatment?

Posttreatment appears about once in every 45 million words in written English, the 206,808th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Where does posttreatment come from?

From post- + treatment.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).