13-letter words containing o, e, s, t, r, i
- nitrous ether — ethyl nitrite.
- nitrous oxide — a colorless, sweet-smelling, sweet-tasting, nonflammable, slightly water-soluble gas, N 2 O, that sometimes produces a feeling of exhilaration when inhaled: used chiefly as an anesthetic in dentistry and surgery, in the manufacture of chemicals, and as an aerosol.
- no entry sign — a sign, esp a traffic sign, that prohibits entry into a place
- noise limiter — an electronic circuit that cuts off all noise peaks that are stronger than some specific maximum for the desired input signal, thus limiting atmospheric and other interference.
- noisette rose — a hybrid climbing rose, Rosa noisettiana, bearing clusters of fragrant yellow, white, or pink flowers.
- non-assertion — a positive statement or declaration, often without support or reason: a mere assertion; an unwarranted assertion.
- non-assertive — confidently aggressive or self-assured; positive: aggressive; dogmatic: He is too assertive as a salesman.
- non-intrusive — tending or apt to intrude; coming without invitation or welcome: intrusive memories of a lost love.
- non-obstetric — of or relating to the care and treatment of women in childbirth and during the period before and after delivery.
- non-realistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- non-requisite — required or necessary for a particular purpose, position, etc.; indispensable: the requisite skills of an engineer.
- non-resilient — springing back; rebounding.
- non-sectarian — not affiliated with or limited to a specific religious denomination.
- non-transient — not lasting, enduring, or permanent; transitory.
- nonabsorptive — Not absorptive.
- nonadsorptive — Not adsorptive.
- nondescriptly — in a nondescript manner
- nondisruptive — causing, tending to cause, or caused by disruption; disrupting: the disruptive effect of their rioting.
- nonesterified — relating to a fatty acid that is not esterified with glycerol to make glyceride
- nonhysterical — not hysterical or funny
- nonmainstream — denoting someone or something not in the main current (of style, culture, etc)
- nonmonetarist — a person who does not believe in the theory of monetarism
- nonpersistent — persisting, especially in spite of opposition, obstacles, discouragement, etc.; persevering: a most annoyingly persistent young man.
- nonresistance — the policy or practice of not resisting violence or established authority, even when tyrannical, by force.
- nonrestricted — confined; limited.
- nontransitive — Grammar. having the nature of a transitive verb.
- nonuniversity — distinct from university, not university-based
- normativeness — The quality or state of being normative.
- normotensives — Plural form of normotensive.
- north ossetia — an autonomous republic in S European Russia, in the N Caucasus. 3100 sq. mi. (8029 sq. km) Capital: Vladikavkaz.
- north sea oil — oil extracted from deposits beneath the North Sea
- northerliness — The quality of being northerly.
- notoriousness — publicly or generally known, as for a particular trait: a newspaper that is notorious for its sensationalism. Synonyms: notable, renowned, celebrated, prominent, conspicuous, famous, widely known.
- numerologists — the study of numbers, as the figures designating the year of one's birth, to determine their supposed influence on one's life, future, etc.
- nutrigenomics — the study of how individual genetic makeup interacts with diet, especially the effects of this interaction on a person's health.
- observability — capable of being or liable to be observed; noticeable; visible; discernible: an observable change in attitude.
- observational — of, relating to, or founded on observation, especially founded on observation rather than experiment.
- observatories — Plural form of observatory.
- obstetrically — (medicine) In terms of obstetrics.
- obstetricians — Plural form of obstetrician.
- obstructively — In an obstructive manner.
- obtrusiveness — having or showing a disposition to obtrude, as by imposing oneself or one's opinions on others.
- oceanic crust — the brown, hard outer portion or surface of a loaf or slice of bread (distinguished from crumb).
- octogenarians — Plural form of octogenarian.
- odontornithes — a proposed class of birds that possess teeth
- off the rails — into or in a state of dysfunction or disorder
- omnipresently — In an omnipresent manner.
- on its merits — on the intrinsic qualities or virtues
- on the parish — receiving parochial relief
- one's forties — the ages between 40 and 49