Where does “metalimnic” come from?

metalimnic (English) comes from English limnic, from English limn, from Middle English limnen, from Middle English enluminen, from Old French enluminer, from Latin illūminō, from Latin lūminō, from Latin lūmen — Thematicization of the athematic stative verbal...

Ancestry of “metalimnic”, step by step

metalimnic traces back through two separate lines of ancestry.

via English limnic

StepLanguageWordMeaning
1EnglishlimnicRelating to fresh water, typically a lake or...
2EnglishlimnTo draw or paint; to delineate; To illuminate, as...
3Middle Englishlimnen
4Middle Englishenluminento shed light on, illuminate; to enlighten; to...
5Old Frenchenluminerto brighten, light up; to give colour to; to...
6Latinillūminōto illuminate, light up, brighten
7Latinlūminōto illuminate
8Latinlūmenlight, source of light
9English-escencea specified process or state
10Latin-escens
11Latin-escoForms verbs from adjectives meaning "become "
12Latin-eoForms stative verbs from adjectives; dative...
13Proto-Italic-ēōForms stative verbs, indicating a state of being;...
14Proto-Italic-ējō
15Proto-Indo-European-éh₁yetiThematicization of the athematic stative verbal...

via English meta

StepLanguageWordMeaning
1EnglishmetaSelf-referential; structured analogously, but at...
2Latinmētacone, pyramid
3Proto-West Germanicmōtijanto meet
4Proto-Germanicmōtijanąto meet, encounter
5Proto-Germanicmōtąmeeting
6Proto-Indo-Europeanmeh₂d-to be wet, to become wet; to meet, approach,...
Every word from Proto-Indo-European -éh₁yeti