13-letter words containing n, i, p, o, e
- onomatopoetic — the formation of a word, as cuckoo, meow, honk, or boom, by imitation of a sound made by or associated with its referent.
- open adoption — an arrangement in which contact is maintained or allowed between a child's adoptive and biological parents.
- open diapason — a full, rich outpouring of melodious sound.
- 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.
- open learning — a system of further education on a flexible part-time basis
- open marriage — a marriage in which the partners agree that each is free to have sexual relationships with other partners.
- open position — Music. the arrangement of a chord with wide intervals between the parts.
- open question — question: invites long answer
- open registry — ship registration under a national flag available to all ships regardless of nationality.
- open sandwich — a sandwich served on only one slice of bread, without a covering slice.
- open universe — a model of the universe in which the universe expands forever because there is not enough mass to counteract the expansion by means of gravitational attraction.
- open-timbered — constructed so that the timbers are exposed.
- opening hours — Opening hours are the times during which a shop, bank, library, or bar is open for business.
- opening night — the first performance of a theatrical attraction, taking place in the evening: The audience was full of celebrities on opening night.
- 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.
- opportunities — Plural form of opportunity.
- opsonic index — the ratio of the number of bacteria destroyed by phagocytes in the blood of a test patient to the number destroyed in the blood of a normal individual
- 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.
- outmanipulate — to surpass in manipulation
- outperforming — Present participle of outperform.
- outprocessing — to end a military tour of duty, accompanied by necessary paperwork: All enlisted soldiers out-process as a class.
- over-cropping — Agriculture. to crop (land) to excess; exhaust the fertility of by continuous cropping.
- over-planning — a scheme or method of acting, doing, proceeding, making, etc., developed in advance: battle plans.
- over-shipment — an act or instance of shipping freight or cargo.
- overexpansion — the act or process of expanding.
- overpedalling — the overuse of the piano's pedals
- overpotential — overvoltage.
- overprovision — a clause in a legal instrument, a law, etc., providing for a particular matter; stipulation; proviso.
- overreporting — an account or statement describing in detail an event, situation, or the like, usually as the result of observation, inquiry, etc.: a report on the peace conference; a medical report on the patient.
- pacific ocean — an ocean bordered by the American continents, Asia, and Australia: largest ocean in the world; divided by the equator into the North Pacific and the South Pacific. 70,000,000 sq. mi. (181,300,000 sq. km); greatest known depth, 35,433 feet (10,800 meters).
- packing house — A packing house is a company that processes and packs food, especially meat, to be sold.
- 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.
- paleosiberian — a group of languages comprising those languages of Siberia that are not affiliated with Indo-European, Altaic, Uralic, or Eskimo-Aleut and including the Chukotian family and the unrelated language isolates Ket, Nivkh, and Yukaghir; Paleo-Asiatic.
- palletization — to place (materials) upon pallets for handling or moving.
- pan-teutonism — Pan-Germanism.
- panleucopenia — a viral disease of cats marked by a deficiency of white blood cells
- panleukopenia — distemper1 (def 1c).
- panradiometer — an instrument used for measuring radiant heat independently of wavelength
- pantheologist — a student of, or expert in, pantheology
- paralipomenon — Chronicles.
- parietal bone — either of a pair of membrane bones forming, by their union at the sagittal suture, part of the sides and top of the skull.
- paris commune — commune3 (def 8).
- partitionable — a division into or distribution in portions or shares.
- partitionment — the act or fact of being partitioned
- passionflower — any chiefly American climbing vine or shrub of the genus Passiflora, having showy flowers and a pulpy berry or fruit that in some species is edible.
- past anterior — a pluperfect verb (in French)