What is the meaning of Helle?

singular present subjunctive of hellen

genitive/dative singular of hel

hot weather, swelter.

A hot place or heat.

allative singular of he (he (a letter of some Semitic alphabets))

clever, smart, bright

heat

Hell

underworld

Hell (the Christian place of damnation)

Limbo (waiting place for souls)

The underworld in Greco-Roman legend.

Death, mortality.

A place of suffering or evil.

flat stone

disc made of iron

to slope, incline

to near an end.

to pour (something)

flat stone

disc made of iron

sensitive

gentle, tender

hard

loud

dative singular of hel

Source: wiktionary.org