13-letter words containing r, o, t, e, n, s
- oneiroscopist — a person who specialises in studying and interpreting dreams
- open registry — ship registration under a national flag available to all ships regardless of nationality.
- open-standard — (of computer programs, codes, etc) freely available to all users
- opentransport — (networking) (OT) A complete reimplementation of all levels of the Macintosh networking code including "Classic" AppleTalk and MacTCP. It appeared in MacOS revision 7.5.3 [or earlier? Date?].
- operativeness — (uncountable) The state or quality of being operative.
- opportuneness — The state or condition of being opportune.
- opportunities — Plural form of opportunity.
- orchestrating — Present participle of orchestrate.
- orchestration — (uncountable) the arrangement of music for performance by an orchestra.
- organ whistle — a steam or air whistle in which the jet is forced up against the thin edge of a pipe closed at the top.
- originalities — Plural form of originality.
- ornamentalism — the desire or tendency to feature ornament in the design of buildings, interiors, furnishings, etc.
- ornamentalist — A person who ornaments.
- orthogonalise — to make (vectors, functions, etc.) orthogonal.
- outdoorswomen — Plural form of outdoorswoman.
- outprocessing — to end a military tour of duty, accompanied by necessary paperwork: All enlisted soldiers out-process as a class.
- outstretching — Present participle of outstretch.
- over-shipment — an act or instance of shipping freight or cargo.
- over-standing — overreach (def 13).
- over-trusting — reliance on the integrity, strength, ability, surety, etc., of a person or thing; confidence.
- overacuteness — sharp or severe in effect; intense: acute sorrow; an acute pain.
- overassertion — assertion of something to an excessive or unnecessary degree
- overconstruct — to construct excessively
- overextension — to extend, reach, or expand beyond a proper, safe, or reasonable point: a company that overextended its credit to diversify.
- overhastiness — the condition of being overhasty
- overinsistent — excessively insistent
- overintensity — the state of being too intense
- overrepresent — to give too much representation to; represent in numbers that are disproportionately high.
- oversecretion — (in a cell or gland) the act or process of separating, elaborating, and releasing a substance that fulfills some function within the organism or undergoes excretion.
- oversensitive — excessively or unduly sensitive.
- overstatement — to state too strongly; exaggerate: to overstate one's position in a controversy.
- oversweetness — the state of being too sweet
- painted horse — paint (def 6).
- parasyntheton — a word formed by parasynthesis; for example, kind-hearted
- parnell shout — a social occasion where each person in a group pays for his or her own entertainment or meal
- parsons table — a square or rectangular table, often of lightweight material, with straight legs that are square in cross section and of the same thickness as the top extending from the corners flush with the top so as to appear jointless.
- parthenopaeus — a son of Hippomenes and Atalanta, and one of the Seven against Thebes.
- parthenospore — a spore developed without fertilization.
- past anterior — a pluperfect verb (in French)
- pastel orange — suntan (def 3).
- pedro santana — Pedro [pey-droh;; Spanish pe-th raw] /ˈpeɪ droʊ;; Spanish ˈpɛ ðrɔ/ (Show IPA), 1801–64, Dominican revolutionary and political leader: president 1844–48, 1853–56, 1858–61.
- percussionist — a musician who plays percussion instruments.
- perfectionism — any of various doctrines holding that religious, moral, social, or political perfection is attainable.
- perfectionist — a person who adheres to or believes in perfectionism.
- periodontitis — inflammation of the periodontium caused by bacteria that infect the roots of teeth and the surrounding gum crevices, producing bleeding, pus formation, and gradual loss of bone and the tissues that support the teeth. Compare pyorrhea (def 2).
- periodontosis — rapidly advancing juvenile periodontitis.
- perlustration — the act of perlustrating; a thorough inspection or survey, esp of letters for purposes of surveillance
- perpend stone — a large stone that passes through a wall from one side to the other
- perscrutation — a very careful exploration or inspection
- perseveration — the act or process of perseverating.