impulsen is the masculine singular definite of impuls.

impulsN

Kven

impulssiN

Norwegian Bokmål – Kvendict-nob-fkv/src/N_nobfkv.xml:81132Edit on GitHub Suggest

impulsaN

Norsk-nordsamisk ordbokdict-nob-sme/src/N_nobsme.xml:175572Edit on GitHub Suggest

Case	Sg	Pl
Indef	impuls	impulser
Def	impulsen	impulsene