Where does “Infektionszahl” come from?

Infektionszahl (German) comes from German Infektion, from French infection, from Old French infection, from Latin infectio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere — small stone, pebble; gravel, rubble.

Infektionszahl (German): any of a couple of statistical quantities related to the number of infections: number of new infections; percentage of infected etc

Definitions

  1. any of a couple of statistical quantities related to the number of infections: number of new infections; percentage of infected etc

Ancestry of “Infektionszahl”, step by step

Infektionszahl traces back through two separate lines of ancestry.

via German Infektion

StepLanguageWordMeaning
1GermanInfektioninfection
2Frenchinfectioninfection; stench, stink
3Old Frenchinfectioninfection
4Latininfectioinfection
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via German zahl

StepLanguageWordMeaning
1Germanzahlsingular imperative of zahlen; first-person...
2Latvianzālegrass; weed; herb
3GermanSaalhall or large room
4Middle High Germansal
5Old High Germansalhouse, hall; dwelling, house, entrance hall;...
6Proto-West Germanicsālihappiness, prosperity; proper, appropriate time
7Proto-Germanicsalizhouse; dwelling; hall; room
8Proto-Indo-Europeansol-whole
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-