adjective
not needed
unnecessary loss of life
Synonyms: inessential, needless, uncalled-for, unessential, unneeded, unneedful, unrequired
Related Word: excess, redundant, superfluous, surplus; lavish, prodigal, profuse; gratuitous, supererogatory
Contrasted words: essential, needed, required, vital; inevitable, unescapable
Antonyms: necessary; unavoidable