Where does “Katalysatoraktivität” come from?

Katalysatoraktivität (German) comes from German Aktivität, from French activité, from Latin activitas, from Latin āctīvus, from Ancient Greek ἐνεργητικός, from Ancient Greek ἐνεργέω, from Ancient Greek ἐνεργός, from Ancient Greek ἐν- — Creates collective nouns, which refer to groups...

Katalysatoraktivität (German): catalytic activity

Definitions

catalytic activity

Ancestry of “Katalysatoraktivität”, step by step

Katalysatoraktivität traces back through two separate lines of ancestry.

via German Aktivität

Step	Language	Word	Meaning
1	German	Aktivität	activity
2	French	activité	activity
3	Latin	activitas	activity, movement, action
4	Latin	āctīvus	active
5	Ancient Greek	ἐνεργητικός	Able to act on; acting on; Active; In the active...
6	Ancient Greek	ἐνεργέω	to be in action or activity, to operate; to...
7	Ancient Greek	ἐνεργός	at work, active
8	Ancient Greek	ἐν-	in, within; on
9	Ancient Greek	ἐν	in, on, at; among; in, at, or during the time of
10	Ancient Greek	δέρμα	skin, hide
11	Ancient Greek	γλυφή	carving, carved work; hole cut
12	Ancient Greek	-ῐ́ᾱ	{{l\|en\|-ia}}; "suffix forming abstract feminine...
13	Proto-Indo-European	-íh₂	—
14	Proto-Indo-European	-h₂	Creates collective nouns, which refer to groups...

via German Katalysator

Step	Language	Word	Meaning
1	German	Katalysator	catalyst; catalyst, catalytic converter
2	French	catalyseur	catalytic; catalyst
3	French	catalyser	to catalyze
4	French	catalyse	catalysis; first-person singular present...
5	Ancient Greek	κατάλυσις	dissolution, disbanding; lodging, quarters,...
6	Ancient Greek	καταλύω	"sense": loosen, unbind; "sense": destroy; I stay...
7	Ancient Greek	κᾰτᾰ-	fully; down; denoting motion downwards
8	Ancient Greek	κατά
9	Ancient Greek	καταστερίζω	to place among the stars; I put among the stars
10	Ancient Greek	ἀστήρ	a celestial body; illustrious person; starfish
11	Proto-Hellenic	astḗr	star
12	Proto-Indo-European	h₂stḗr	star
13	Proto-Indo-European	h₂eHs-	to be/become dry; to burn, to glow; hearth

Every word from Proto-Indo-European -h₂ →Every word from Ancient Greek -ῐ́ᾱ →Every word from Ancient Greek ἐν- →