As a proper noun beltane
is the first day of may (since 1752); may day, a scottish quarter day, sometimes associated by christians with the nearest church feast, the invention of the cross (may 3rd), and whitsunday (may 15th).
As a noun halloween is
halloween (31st of october).
beltane
Alternative forms
* Bealtaine, Beltaine
* Beltein, Beltin