Where does “dry run” come from?

dry run (English) comes from English run, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

dry run (English): A practice; a rehearsal

Definitions

  1. A practice; a rehearsal

Ancestry of “dry run”, step by step

dry run traces back through two separate lines of ancestry.

via English run

StepLanguageWordMeaning
1EnglishrunTo move swiftly; To flow; To sail before the...
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English dry

StepLanguageWordMeaning
1EnglishdryFree from or lacking moisture; Unable to produce...
2Middle EnglishdryeDry; lacking wetness, humidity, or water; Not...
3Old Englishdrȳġedry; dry; parched, withered
4Proto-West Germanic*drūgidry
5Proto-Germanicdrūgizhard, solid; dry
6Proto-Indo-Europeandʰerǵʰ-to strengthen; to strengthen; become hard; to...
7Proto-Indo-Europeandʰer-to support; to hold
Every word from Chichewa iyeEvery word from English -erEvery word from Proto-Indo-European -yéti