Where does “mesodermless” come from?

mesodermless (English) comes from English mesoderm, from English meso-, from Ancient Greek μέσος, from Ancient Greek σφαῖρα, from Ancient Greek -ειδής, from Ancient Greek -ής, from Proto-Indo-European -ēs, from Proto-Indo-European -ess — Creates action nouns or result nouns from verbs;...

mesodermless (English): Lacking a mesoderm

Definitions

  1. Lacking a mesoderm

Ancestry of “mesodermless”, step by step

mesodermless traces back through two separate lines of ancestry.

via English mesoderm

StepLanguageWordMeaning
1EnglishmesodermOne of the three tissue layers in the embryo of a...
2Englishmeso-middle; intermediate; Designating an achiral...
3Ancient Greekμέσοςmiddle of, between, amidst; half; of middle...
4Ancient Greekσφαῖραball, globe, sphere
5Ancient Greek-ειδήςlike, connected to, from the nature of, full of;...
6Ancient Greek-ήςadjective suffix
7Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
8Proto-Indo-European-ess
9Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English less

StepLanguageWordMeaning
1EnglishlessTo a smaller extent or degree; comparative form...
2Middle Englishlesfalse; lying; deceptive; falsehood; a lie
3Old Englishlēasfalse, lax; false, void, loose; devoid of, loose...
4Proto-Germanic*laus
Every word from Proto-Indo-European -os