13-letter words containing o, p, t, a, i, n
- nonalphabetic — not employing alphabetic order
- noncapitalist — a person who has capital, especially extensive capital, invested in business enterprises.
- noncompatible — Not compatible.
- nondiplomatic — not diplomatic or related to diplomacy
- nonparametric — (of a test or method) not requiring assertions about parameters or about the form of the underlying distribution.
- nonpassionate — Not passionate.
- nonpathogenic — Pathology. capable of producing disease: pathogenic bacteria.
- nonpejorative — Not pejorative.
- nonpolitician — One who is not a politician.
- nonpracticing — not currently practicing one's profession, religion, etc.: a nonpracticing physician.
- nonpractising — of or relating to a person who no longer observes or pursues his or her religious faith
- nonprofitable — Not profitable; not making profit.
- nonspecialist — a person who devotes himself or herself to one subject or to one particular branch of a subject or pursuit.
- notary public — a public officer or other person authorized to authenticate contracts, acknowledge deeds, take affidavits, protest bills of exchange, take depositions, etc.
- on a par with — If you say that two people or things are on a par with each other, you mean that they are equally good or bad, or equally important.
- on the parish — receiving parochial relief
- onomatopoeial — (obsolete, rare) Of or pertaining to onomatopoeia.
- onomatopoeias — Plural form of onomatopoeia.
- onomatopoetic — the formation of a word, as cuckoo, meow, honk, or boom, by imitation of a sound made by or associated with its referent.
- onychophagist — the practice of biting one's nails, especially when done habitually and as a symptom of emotional disturbance.
- opacification — to cause to become opaque.
- open adoption — an arrangement in which contact is maintained or allowed between a child's adoptive and biological parents.
- open interval — (mathematics) A type of interval (range of numbers) that does not include either of its endpoints. For example, when mixing red and blue paint, the proportion of red lies in the interval 0% to 100% but can't be exactly 0% or 100% or it wouldn't be a mixture.
- operationally — able to function or be used; functional: How soon will the new factory be operational?
- operativeness — (uncountable) The state or quality of being operative.
- opinionatedly — In an opinionated manner.
- opisthobranch — any gastropod mollusk of the order Opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles.
- oppignoration — the act or an instance of pawning or pledging
- oppositionary — the action of opposing, resisting, or combating.
- oprahfication — the perceived increase in people’s desire to discuss their emotions or personal problems, attributed to the influence of confessional television programmes
- optical bench — an apparatus, as a special table or rigid beam, for the precise positioning of light sources, screens, and optical instruments used for optical and photometric studies, having a ruled bar to which these devices can be attached and along which they can be readily adjusted.
- optical crown — an optical glass of low dispersion and relatively low refractive index. It is used in the construction of lenses
- optical flint — an optical glass of high dispersion and high refractive index containing lead oxide. They are used in the manufacture of lenses, artificial gems, and cut glass
- optical sound — sound recorded on and subsequently played back from an optical or photographic soundtrack, as opposed to a magnetic soundtrack.
- optimizations — Plural form of optimization.
- organotropism — Physiology. the attraction of microorganisms or chemical substances to particular organs or tissues of the body.
- ornithophobia — Fear of birds.
- orthopinakoid — a crystalline plane
- outmanipulate — to surpass in manipulation
- outwash plain — Geology. a broad, sloping landform built of coalesced deposits of outwash.
- overpotential — overvoltage.
- ovipositional — pertaining to the laying of eggs through an ovipositor
- painted horse — paint (def 6).
- painted woman — a prostitute; slut.
- paleomagnetic — Geology. magnetic polarization acquired by the minerals in a rock at the time the rock was deposited or solidified.
- palletization — to place (materials) upon pallets for handling or moving.
- palmification — the fertilization of date palms artificially
- pan-teutonism — Pan-Germanism.
- pandiculation — the act of stretching oneself.
- panradiometer — an instrument used for measuring radiant heat independently of wavelength