Where does “microtube” come from?

microtube (English) comes from English tube, from Middle French tube, from Latin tubus, from Latin tuba — A long trumpet over 1 meter in length; tube.

microtube (English): A microscopic tube, especially one used in the...

Definitions

  1. A microscopic tube, especially one used in the...

Ancestry of “microtube”, step by step

microtube traces back through two separate lines of ancestry.

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

via English micro

StepLanguageWordMeaning
1EnglishmicroSmall, relatively small; short form of...
2Ancient Greekμικρόςlittle, small
3Proto-Indo-Europeanmēy-soft, tender, dear
Every word from Latin tubaEvery word from Latin tubusEvery word from Middle French tube