Where does “macronuclear” come from?

macronuclear (English) comes from English macro, from English macro-, from French macro-, from Latin macro-, from Ancient Greek μακρός, from Proto-Italic makros, from Proto-Indo-European mh₂ḱrós, from Proto-Indo-European meh₂ḱ- — to raise, increase; long.

macronuclear (English): Of or pertaining to a macronucleus

Definitions

  1. Of or pertaining to a macronucleus

Ancestry of “macronuclear”, step by step

macronuclear traces back through two separate lines of ancestry.

via English macro

StepLanguageWordMeaning
1EnglishmacroVery large in scope or scale; Clipping of...
2Englishmacro-large; long; inclusive
3Frenchmacro-macro
4Latinmacro-large
5Ancient Greekμακρόςlong; tall, deep; far, distant
6Proto-Italicmakros
7Proto-Indo-Europeanmh₂ḱróslean, meager
8Proto-Indo-Europeanmeh₂ḱ-to raise, increase; long

via English nuclear

StepLanguageWordMeaning
1EnglishnuclearPertaining to the nucleus of an atom; Involving...
2Latinnū̆cleus(small) nut
3Latinnuculeapertaining to a small nut
4Latin-eusargentum + API → argenteus; ferrum + API →...
5Ancient Greek-εῖοςForms adjectives, usually with a meaning of "of"...
6Proto-Indo-European-iHwós
7Proto-Indo-European-wósCreates adjectives from verb stems
Every word from Proto-Indo-European meh₂ḱ-