13-letter words containing e, p, i, t, o, n
- 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 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-timbered — constructed so that the timbers are exposed.
- 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.
- 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-shipment — an act or instance of shipping freight or cargo.
- overpotential — overvoltage.
- 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.
- 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.
- pan-teutonism — Pan-Germanism.
- panradiometer — an instrument used for measuring radiant heat independently of wavelength
- pantheologist — a student of, or expert in, pantheology
- 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.
- partitionable — a division into or distribution in portions or shares.
- partitionment — the act or fact of being partitioned
- past anterior — a pluperfect verb (in French)
- patent office — (often initial capital letters) a governmental agency that administers and regulates patents and trademarks, in the U.S. forming a division of the Department of Commerce.
- pathogenicity — the disease-producing capacity of a pathogen.
- pauperization — the act or process of making a pauper of or impoverishing
- pay attention — be attentive
- pedantocratic — of or relating to pedantocracy
- pedicellation — having a pedicel or pedicels.
- pelletization — the act of forming or shaping into pellets
- penalty point — an endorsement on a driving licence due to a motoring offence
- peneplanation — an area reduced almost to a plain by erosion.
- pentastichous — (of plant leaves) arranged in five vertical rows
- pentatonicism — the use of a five-tone scale.
- pentobarbital — a barbiturate, C 1 1 H 1 7 N 2 O 3 , used as a hypnotic and as a sedative.
- peptidoglycan — a polymer, consisting of polysaccharide and peptide chains, responsible for the structure of the cell wall of bacteria
- peptonization — to subject (food) to an artificial, partial digestion by pepsin or pancreatic extract in order to aid digestion.
- perambulation — to walk through, about, or over; travel through; traverse.
- perchlorinate — to combine with the maximum proportion of chlorine.
- percussionist — a musician who plays percussion instruments.
- perditionable — deserving perdition or damnation
- peregrination — travel from one place to another, especially on foot.
- peregrinatory — tending to peregrinate; relating to or characteristic of a traveller
- perfectionate — to perfect; to make perfect
- perfectionism — any of various doctrines holding that religious, moral, social, or political perfection is attainable.