What is the meaning of Desto?

a headsign; a destination sign: a moveable or electronic display mounted on a bus or other public transport vehicle to indicate its intended route and destination.

the (forming the parallel comparative with jo)

the (forming the parallel comparative with je)

used instead of je in the je ... desto construction

past participle of destare

awake

first-person singular present indicative of destare

(used before a comparative with jo to express comparison) even, all the more

(forming the parallel comparative with jo) the, more

(used before a comparative to express comparison) all the better, all the more

the more (forming the parallel comparative with jo, compare German section)

of this

the, all the

Forms a parallel comparative with ju.

Source: wiktionary.org