12-letter words containing r, a, i, s, e, o
- nestorianism — one of a sect of followers of Nestorius who denied the hypostatic union and were represented as maintaining the existence of two distinct persons in Christ.
- neuropathies — Plural form of neuropathy.
- neuropathist — a specialist in treating diseases of the nervous system; a neurologist
- neuroplastic — Of or pertaining to neuroplasticity.
- nitrosamines — Plural form of nitrosamine.
- nitroscanate — The ether analogue of amoscanate, used in veterinary medicine as an anthelmintic.
- noise factor — the ratio of the noise output of an ideal device to the noise output of the unit being tested.
- noise margin — (electronics) The voltage difference between the guaranteed output level and the required input voltage level of a logic gate.
- non-residual — pertaining to or constituting a residue or remainder; remaining; leftover.
- nonassertive — Not assertive.
- noninsurance — the condition or state of not having insurance
- nonpasserine — (of a bird) not belonging or relating to the Passeriformes
- nonrealistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- nonresistant — not able, conditioned, or constructed to withstand the effect of something, as a disease, a specific change in temperature, or harsh treatment; susceptible to damage or ill effects.
- nonrestraint — absence or lack of restraint.
- nonsectarian — not affiliated with or limited to a specific religious denomination.
- nonspherical — not spherical
- nonsteroidal — of or relating to a substance that is not a steroid but has certain similar physiological effects.
- nonstrategic — pertaining to, characterized by, or of the nature of strategy: strategic movements.
- nonuniversal — Not universal.
- nonversation — A meaningless conversation.
- normalities' — conforming to the standard or the common type; usual; not abnormal; regular; natural.
- noticeboards — Plural form of noticeboard.
- nugatoriness — Quality of being nugatory.
- observations — Plural form of observation.
- obstetrician — a physician who specializes in obstetrics. Abbreviation: OB, ob.
- ochlocracies — Plural form of ochlocracy.
- off-islander — a temporary or seasonal resident of an island; island visitor or tourist.
- oilseed rape — Oilseed rape is a plant with yellow flowers which is grown as a crop. Its seeds are crushed to make cooking oil.
- oligospermia — (medicine) Low volume of semen.
- opera singer — a professional singer of opera
- operationism — the doctrine that the meaning of a scientific term, concept, or proposition consists of the operation or operations performed in defining or demonstrating it.
- operatorship — (in the oil and gas industries) the right to operate a well, field, or other oil source.
- oppressional — Exhibiting or relating to oppression.
- oral society — a society that has not developed literacy
- orange stick — a slender, rounded stick, originally of orangewood, having tapered ends and used in manicuring, especially to push back the cuticles or clean the fingernails.
- orchidaceous — belonging to the plant family Orchidaceae.
- ordinariness — of no special quality or interest; commonplace; unexceptional: One novel is brilliant, the other is decidedly ordinary; an ordinary person.
- orichalceous — relating to or resembling orichalc
- orientations — Plural form of orientation.
- orthopaedics — (used with a singular verb) the medical specialty concerned with correction of deformities or functional impairments of the skeletal system, especially the extremities and the spine, and associated structures, as muscles and ligaments.
- orthopaedist — Alternative spelling of orthopedist.
- outsider art — art produced by untutored artists working by themselves and for themselves
- outspreading — Present participle of outspread.
- ovariotomies — Plural form of ovariotomy.
- over against — in opposition to; contrary to; adverse or hostile to: twenty votes against ten; against reason.
- over-anxious — excessively anxious.
- overanalysis — the separating of any material or abstract entity into its constituent elements (opposed to synthesis).
- overcautious — excessively or unnecessarily cautious: Sometimes it doesn't pay to be overcautious in business.
- overclassify — to classify to excess