This is the 6533rd most frequent German word.
elisa
The word "Elisa" is not native German; it is a proper noun, typically a name, and does not have a German lexical definition.
Here, 'Elisa' is used as a proper noun referring to a person's name.
Elisa ist eine talentierte Künstlerin.
Elisa is a talented artist.
'ELISA' here refers to an acronym for 'Enzyme-Linked Immunosorbent Assay,' a scientific test procedure.
Im Labor verwendeten sie die ELISA-Methode zur Analyse.
In the laboratory, they used the ELISA method for analysis.
Again, 'Elisa' is used as a proper noun, denoting a specific person's name.