Н-67

ДО НЕВОЗМОЖНОСТИ PrepP Invar adv (inten sif) or modif ) to the highest possible degree, above all measure

extremely

to an (in the) extreme exceedingly unbelievably incredibly.

Дима был рассеян до невозможности и каждый раз, уходя в школу, забывал запереть входную дверь. Dima was incredibly absent-minded, and every morning when he went off to school he forgot to lock the front door.