Where does “datetime” come from?

I need to work with the chain provided, but I notice there's a problem: the chain given appears to trace "time" or "thym," not "datetime," and the Greek entries seem repetitive and disconnected from the earlier Romance language forms. However, following your rules strictly—using only what the chain supports without inventing—I cannot write an accurate sentence because: 1. The chain doesn't actually support "datetime" as the headword 2. The etymological path breaks down (Latin "thema" doesn't lead to Old French "thym" in standard etymology) 3. The Greek entries are repetitive and their connection to the Latin is unclear Could you verify the chain? A reliable datetime etymology would typically trace through Old English and Germanic roots, not through Romance languages and Greek "thema" (theme). If you meant the headword to be "time" instead, I could write that sentence. Or if you have a corr

datetime (English): A variable or data type that can hold both date...

Definitions

  1. A variable or data type that can hold both date...

Ancestry of “datetime”, step by step

datetime traces back through two separate lines of ancestry.

via English date

StepLanguageWordMeaning
1EnglishdateThe fruit of the date palm, "Phoenix...
2Middle Englishdate
3Old Frenchdatedate point in time
4Latindatanominative feminine singular of datus; nominative...
5Latindatumgift, present; accusative supine of dō;...
6Latindatusgiven; offered; yielded
7Latindāre
8Proto-Italicdidōgive
9Proto-Indo-Europeandédeh₃tito be giving
10Proto-Indo-Europeandeh₃-to give

via English Time

StepLanguageWordMeaning
1EnglishTimeThe inevitable progression into the future with the passing of present and past events
2Middle Englishtymethyme; time; A specific duration or period of...
3Old Frenchthym
4Latinthymumthyme; accusative singular of thymus
5Ancient Greekθύμονthyme
6Ancient GreekθύωI offer in sacrifice, slay, burn, immolate; I...
7Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European deh₃-