Where does “seenzone” come from?

seenzone (English) comes from English Zone, from French zone, from German Zone, from Italian zona, from Spanish zona, from Portuguese zona, from Russian зо́на, from Latin zōna — belt, sash.

seenzone (English): The situation in which a chat partner in an online chat or email exchange or mobile text messaging exchange sees or reads the last message or email sent to them, but does not reply

Definitions

  1. The situation in which a chat partner in an online chat or email exchange or mobile text messaging exchange sees or reads the last message or email sent to them, but does not reply

Ancestry of “seenzone”, step by step

seenzone traces back through two separate lines of ancestry.

via English Zone

StepLanguageWordMeaning
1EnglishZoneEach of the five regions of the earth's surface into which it was divided by climatic differences, namely the torrid zone (between the tropics), two temperate zones (between the tropics and the polar circles), and two frigid zones (within the polar circles)
2Frenchzonezone; first-person singular present indicative of...
3GermanZonezone
4Italianzonaa zone, area or district
5Spanishzonazone, district, area
6Portuguesezonazone; area, region; mess
7Russianзо́наzone
8Latinzōnabelt, girdle
9Ancient Greekζώνηbelt, sash

via English seen

StepLanguageWordMeaning
1Englishseenpast participle of see; simple past tense of see;...
2Arabicسِين
Every word from Ancient Greek ζώνηEvery word from Latin zōnaEvery word from Russian зо́на