otiose
Concise Oxford English Dictionary © 2008 Oxford University Press:
otiose /ˈəʊtɪəʊs, ˈəʊʃɪ-, -z/
▶adjective
- 1 serving no practical purpose.
- 2 archaic idle.
– derivatives
otiosely adverb.
otiosely adverb.
– origin C18: from L. otiosus, from otium ‘leisure’.
'otiose' also found in these Oxford entries:

