different between unalloyed vs undefined

English

un- +? alloyed

unalloyed (comparative more unalloyed, superlative most unalloyed)

(of metal) Not alloyed; not in mixture with other metals; pure.
Complete and unreserved; pure; unadulterated; not restricted, modified, or qualified by reservations.
unalloyed blessings
unalloyed happiness

un- +? defined

undefined (not comparable)

Lacking a definition or value.
(mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
The result of division by zero is undefined.

(lacking a definition or value): indefinite, undefinable; see also Thesaurus:indistinct or Thesaurus:vague

Send