Where does “chemoirritant” come from?

chemoirritant (English) comes from English irritant, from French irritant, from Latin irrito, from Latin irritus, from Latin ratus, from Latin rēōr, from Proto-Italic rēōr, from Proto-Indo-European h₂reh₁- — to fit, to fix, to put together.

chemoirritant (English): Any irritant chemical, especially one used in chemotherapy

Definitions

  1. Any irritant chemical, especially one used in chemotherapy

Ancestry of “chemoirritant”, step by step

chemoirritant traces back through two separate lines of ancestry.

via English irritant

StepLanguageWordMeaning
1EnglishirritantCausing irritation or inflammation; Rendering...
2Frenchirritantpresent participle of irriter; irritating;...
3LatinirritoI incite, excite, stimulate, instigate, provoke;...
4Latinirritusinvalid, void, null and void; ineffective,...
5Latinratusconsidered, having been considered; established,...
6Latinrēōrto reckon, calculate
7Proto-Italicrēōrto reckon, to calculate; to think, to deem, to...
8Proto-Indo-Europeanh₂reh₁-to think, reason; to arrange
9Proto-Indo-Europeanh₂er-to fit, to fix, to put together

via English chemo

StepLanguageWordMeaning
1EnglishchemoClipping of chemotherapy
Every word from Proto-Indo-European h₂er-Every word from Proto-Indo-European h₂reh₁-Every word from Proto-Italic rēōr