installation vs artefact

installation and artefact both are nouns.

Word	Noun	Adjective	Verb	Adverb
installation	Yes	No	No	No
artefact	Yes	No	No	No

As nouns, artefact is a hypernym of installation; that is, artefact is a word with a broader meaning than installation:

installation: a building or place that provides a particular service or is used for a particular industry
artefact: a man-made object taken as a whole

Other hypernyms of installation include artifact.

installation (noun)	artefact (noun)
the act of installing something (as equipment)	a man-made object taken as a whole
a building or place that provides a particular service or is used for a particular industry
a formal entry into an organization or position or office