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 (ō′shē-ōs′, ō′tē-)
1. Lazy; indolent.
2. Of no use; pointless or superfluous: It is otiose to review what happened when the events are so well-known.
3. Ineffective; futile. See Synonyms at vain.

[Latin ōtiōsus, idle, from ōtium, leisure.]

o′ti·ose′ly adv.
o′ti·os′i·ty (-ŏs′ĭ-tē) n.


(ˈəʊtɪˌəʊs; -ˌəʊz)
1. serving no useful purpose: otiose language.
2. rare indolent; lazy
[C18: from Latin ōtiōsus leisured, from ōtium leisure]
otiosity, ˈotioseness n


(ˈoʊ ʃiˌoʊs, ˈoʊ ti-)

1. being at leisure; idle.
2. ineffective or futile.
3. superfluous or useless.
[1785–95; < Latin ōtiōsus at leisure]
o′ti•ose`ly, adv.
o`ti•os′i•ty (-ˈɒs ɪ ti) o′ti•ose`ness, n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.otiose - serving no useful purpose; having no excuse for being; "otiose lines in a play"; "advice is wasted words"; "a pointless remark"; "a life essentially purposeless"; "senseless violence"
worthless - lacking in usefulness or value; "a worthless idler"
2.otiose - producing no result or effectotiose - producing no result or effect; "a futile effort"; "the therapy was ineffectual"; "an otiose undertaking"; "an unavailing attempt"
useless - having no beneficial use or incapable of functioning usefully; "a kitchen full of useless gadgets"; "she is useless in an emergency"
3.otiose - disinclined to work or exertion; "faineant kings under whose rule the country languished"; "an indolent hanger-on"; "too lazy to wash the dishes"; "shiftless idle youth"; "slothful employees"; "the unemployed are not necessarily work-shy"
idle - not in action or at work; "an idle laborer"; "idle drifters"; "the idle rich"; "an idle mind"


Lacking value, use, or substance: