Where does “tubeplate” come from?

tubeplate (English) comes from English plate, from Old French plate, from Medieval Latin plata, from Vulgar Latin plattus, from Ancient Greek πλατύς, from Proto-Indo-European pléth₂us, from Proto-Indo-European pleth₂- — flat.

tubeplate (English): A plate across the barrel of a boiler, containing...

Definitions

  1. A plate across the barrel of a boiler, containing...

Ancestry of “tubeplate”, step by step

tubeplate traces back through two separate lines of ancestry.

via English plate

StepLanguageWordMeaning
1EnglishplateA slightly curved but almost flat dish from which...
2Old Frenchplatea flat metal disk; a flat plate of armor
3Medieval Latinplatasilver
4Vulgar Latinplattusflattened; flat; smooth
5Ancient Greekπλατύςwide, broad; flat, level; broad-shouldered
6Proto-Indo-Europeanpléth₂usflat, broad
7Proto-Indo-Europeanpleth₂-flat

via English tube

StepLanguageWordMeaning
1EnglishtubeAnything that is hollow and cylindrical in shape;...
2Middle Frenchtubeconduit; canal; pipe
3Latintubustube, pipe; trumpet used at sacrifices
4LatintubaA long trumpet over 1 meter in length; tube
Every word from Proto-Indo-European pleth₂-Every word from Proto-Indo-European pléth₂usEvery word from Ancient Greek πλατύς