This is the 2135th most frequent Swedish word.
ingrosso
"Ingrosso" is an Italian word meaning "wholesale." It is not a Swedish word but is sometimes associated with the Swedish-Italian surname Ingrosso.
Here, 'ingrosso' is used as an adverb meaning 'wholesale' or 'in large quantities.'
Jag köpte varorna billigt eftersom jag köpte dem ingrosso.
I bought the goods cheaply because I bought them wholesale.
In this sentence, 'ingrosso' as a term refers to its typical use in commerce to mean 'wholesale.'
Italienare använder ofta termen 'ingrosso' inom handel.
Italians often use the term 'ingrosso' in commerce.
In this case, 'Ingrosso' is used as a proper noun, specifically a surname.