The adj else has 1 sense (first 1 from tagged texts)
1. (26) else -- (other than what is under consideration or implied; "ask somebody else"; "I don't know what else to do"; "where else can we look?")
Overview of adv else
The adv else has 2 senses (first 2 from tagged texts)
1. (45) else -- (additional to or different from this one or place or time or manner; "nobody else is here"; "she ignored everything else"; "I don't know where else to look"; "when else can we have the party?"; "couldn't decide how else it could be done")
2. (2) else -- ((usually used with `or') if not, then; "watch your step or else you may fall"; "leave or else I'll get angry")