Where does “antiprecipitin” come from?

antiprecipitin (English) comes from English precipitin, from English precipitate, from Latin praecipitatus, from Latin praecipitō, from Latin praeceps, from Latin -ceps, from Old Latin -cipes, from Proto-Italic -kaputis — to seize, hold.

antiprecipitin (English): A substance derived from a precipitin and capable of neutralizing it

Definitions

  1. A substance derived from a precipitin and capable of neutralizing it

Ancestry of “antiprecipitin”, step by step

antiprecipitin traces back through two separate lines of ancestry.

via English precipitin

StepLanguageWordMeaning
1EnglishprecipitinAny antibody that reacts with an antigen to form...
2EnglishprecipitateTo make something happen suddenly and quickly; To...
3Latinpraecipitatuscast down; thrown headlong
4Latinpraecipitōto cast down; to throw headlong
5Latinpraecepshead first, headlong; steep, precipitous; hasty,...
6Latin-ceps-headed; -fold; -catcher
7Old Latin-cipes"third declension"; Alternative form of -ceps;...
8Proto-Italic-kaputis-headed
9Proto-Italickaputhead
10Proto-Indo-Europeankáputhead
11Proto-Indo-Europeankap-to seize, hold

via English anti

StepLanguageWordMeaning
1EnglishantiOpposed to something; That has a torsion angle...
2Englishanti-Against, hostile to; Contrasting with the norm;...
3Ancient Greekἀντι-anti-, against; like, reminiscent of
4Ancient Greekᾰ̓ντῐ́opposite
Every word from Proto-Indo-European kap-Every word from Proto-Indo-European káputEvery word from Proto-Italic kaput