11-letter words containing o, r, s, i, u
- numerations — Plural form of numeration.
- obscuration — the act of obscuring.
- obscurities — Plural form of obscurity.
- obstructing — Present participle of obstruct.
- obstruction — something that obstructs, blocks, or closes up with an obstacle or obstacles; obstacle or hindrance: obstructions to navigation.
- obstructive — to block or close up with an obstacle; make difficult to pass: Debris obstructed the road.
- obtrusively — having or showing a disposition to obtrude, as by imposing oneself or one's opinions on others.
- oceanariums — Plural form of oceanarium.
- octandrious — having eight stamens.
- odoriferous — yielding or diffusing an odor.
- oedipus rex — a tragedy (c430 b.c.) by Sophocles.
- offscouring — Often, offscourings. something scoured off; filth; refuse.
- old russian — Russian as used in documents before 1600. Abbreviation: ORuss.
- oligomerous — having a small number of component parts
- omnifarious — of all forms, varieties, or kinds.
- omnivourous — Misspelling of omnivorous.
- oncoviruses — Plural form of oncovirus.
- opportunism — the policy or practice, as in politics, business, or one's personal affairs, of adapting actions, decisions, etc., to expediency or effectiveness regardless of the sacrifice of ethical principles.
- opportunist — a person who practices opportunism, or the policy of adapting actions, decisions, etc., to effectiveness regardless of the sacrifice of ethical principles: He is an extreme opportunist and always thinks the ends justify the means.
- opprobrious — conveying or expressing opprobrium, as language or a speaker: opprobrious invectives.
- orbicularis — a muscle surrounding an opening
- organistrum — a stringed instrument played by two people
- ornithosaur — an extinct flying reptile
- ostensorium — ostensory.
- our time(s) — When you refer to our time or our times you are referring to the present period in the history of the world.
- outcrossing — Present participle of outcross.
- outfielders — Plural form of outfielder.
- outpourings — Plural form of outpouring.
- outsmarting — Present participle of outsmart.
- outsourcing — (of a company or organization) to purchase (goods) or subcontract (services) from an outside supplier or source.
- outstripped — Simple past tense and past participle of outstrip.
- outswearing — Present participle of outswear.
- outswingers — Plural form of outswinger.
- overanxious — excessively anxious.
- overcurious — Excessively curious.
- overinsured — to guarantee against loss or harm.
- overnourish — to sustain with food or nutriment; supply with what is necessary for life, health, and growth.
- overobvious — too obvious
- overserious — excessively serious
- overtedious — extremely tedious
- ovuliferous — holding ovules
- ozoniferous — containing ozone.
- papovavirus — any of a group of DNA-containing human and animal viruses, including polyoma viruses and some papillomaviruses, most of which produce tumors.
- perichylous — (of a plant) having water-storing tissue outside the green tissue
- perquisitor — the first person to own property that has subsequently been handed down to his heirs
- persecution — the act of persecuting.
- perspicuous — clearly expressed or presented; lucid.
- pestiferous — bringing or bearing disease.
- petit fours — a small teacake, variously frosted and decorated.
- piperaceous — belonging to the Piperacae, the pepper family of plants.