From Wiktionary
thereby is on the Academic Word List.




  1. (formal) in that way or by that means
    He pulled it closer to him, thereby making it far easier to get up.
    Food product quality is more easily maintained thereby reducing spoilage losses.
    Water reflects less light than ice, thereby allowing the oceans to absorb more heat from the sun.
    I'm concerned by attempts to limit this right and thereby to limit our freedom.
    Having missed the first bit, he listened closely to catch the rest, hoping thereby to reply sensibly.
    This change would prevent the team (and thereby the school) from advancing.