Where does “pool noodle” come from?

pool noodle (English) comes from English noodle, from English nodule, from Latin nōdulus, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos, from Proto-Indo-European -e-lós, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

pool noodle (English): A long, slender tube or rod, extruded from buoyant foam and usually brightly coloured, used as an exercise tool or toy in swimming pools

Definitions

  1. A long, slender tube or rod, extruded from buoyant foam and usually brightly coloured, used as an exercise tool or toy in swimming pools

Ancestry of “pool noodle”, step by step

pool noodle traces back through two separate lines of ancestry.

via English noodle

StepLanguageWordMeaning
1Englishnoodlea string or strip of pasta; a person with poor...
2EnglishnoduleA rounded mass or irregular shape; a little knot...
3Latinnōdulus—
4Latin-ulusUsed to form a diminutive of a noun, indicating...
5Proto-Italic-olos—
6Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
7Proto-Indo-European-e-lós—
8Proto-Indo-European-lósForms agent nouns from verbal roots

via English Pool

StepLanguageWordMeaning
1EnglishPoolOS grid ref SW6641
2Middle Englishpool—
3Old Englishpōlpool
4Proto-West Germanic*pōl—
5Proto-Germanicpōlazpool
6Proto-Indo-Europeanbale-bog, marsh
7Yorubailéhome; house
Every word from Proto-Indo-European -lós →Every word from Latin -ulus →Every word from Latin nōdulus →