counterscreen

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noun

A screen (or screening), carried out in parallel to a primary screen, in which compounds that could interfere with the primary screen may be identified

Scrabble 17
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Meanings

nouncounterscreen (plural counterscreens)

plural counterscreens · alternative counter-screen

  1. A screen (or screening), carried out in parallel to a primary screen, in which compounds that could interfere with the primary screen may be identified

    During large-scale HTS campaigns, it is necessary to utilize counterscreen assays in order to remove false-positives and prioritize hit-compounds.

    2015 November 25, “High-Throughput Screening of Myometrial Calcium-Mobilization to Identify Modulators of Uterine Contractility”, in PLOS ONE, →DOI
verbcounterscreen (third-person singular simple present counterscreens, present participle counterscreening, simple past and past participle counterscreened)

present singular third person counterscreens · participle present counterscreening · participle past counterscreened · past counterscreened · alternative counter-screen

  1. To separate components using such a device

Origin

From counter- + screen.

Full word history & related roots →
Cite this entry
APA

counterscreen. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/counterscreen

MLA

“counterscreen.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/counterscreen. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “counterscreen,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/counterscreen.

Source: counterscreen on Wiktionary, CC BY-SA 4.0.