13-letter words containing t, e, s, l, a
- new australia — the colony on socialist principles founded by William Lane in Paraguay in 1893
- news blackout — a situation in which a government or other authority imposes a ban on the publication of news on a particular subject
- nightcrawlers — Plural form of nightcrawler.
- nits-and-lice — a yellow-flowered plant, Hypericum drummondii, of the central U.S.
- nomenclatures — Plural form of nomenclature.
- non-essential — not essential; not necessary: Nonessential use of gasoline was forbidden during the war.
- non-realistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- nonadolescent — Not adolescent.
- nonessentials — things that are not absolutely necessary
- nonfatalities — Plural form of nonfatality.
- nonhysterical — not hysterical or funny
- noninstalment — (of a loan) not payable in instalments
- nonsensuality — The state or condition of being nonsensual.
- nonsequential — characterized by regular sequence of parts.
- nonspecialist — a person who devotes himself or herself to one subject or to one particular branch of a subject or pursuit.
- north sea oil — oil extracted from deposits beneath the North Sea
- northeasterly — of or located in the northeast.
- novated lease — Australian system of employer-aided car purchase
- nuclear waste — the radioactive by-products from the operation of a nuclear reactor or from the reprocessing of depleted nuclear fuel.
- object clause — the clause that acts as the object of a verb
- object pascal — (language) An object-oriented Pascal developed jointly by Apple Computer and Niklaus Wirth.
- observability — capable of being or liable to be observed; noticeable; visible; discernible: an observable change in attitude.
- observational — of, relating to, or founded on observation, especially founded on observation rather than experiment.
- obstacle race — a foot race in which the contestants are prevented in a specific way from covering the full course at top speed, as by having hurdles to jump, sacks enclosing the legs, or potatoes to pick up.
- obstetrically — (medicine) In terms of obstetrics.
- occidentalism — Occidental character or characteristics.
- octagon scale — a scale used in laying out octagonal figures of various sizes.
- octosyllables — Plural form of octosyllable.
- of all others — above all others
- off the rails — into or in a state of dysfunction or disorder
- oilspot glaze — a brown or black ceramic glaze dotted with silvery spots caused by impurities.
- old stone age — the Paleolithic period.
- old testament — the first of the two main divisions of the Christian Bible, comprising the Law, the Prophets, and the Hagiographa. In the Vulgate translation all but two books of the Apocrypha are included in the Old Testament.
- olfactometers — Plural form of olfactometer.
- opthalmoscope — Misspelling of ophthalmoscope.
- optical mouse — (hardware) Any kind of mouse that uses visible light or infrared to detect changes in its position.
- orchestralist — a person who writes or arranges orchestral music
- 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.
- orthosilicate — a silicate mineral
- osmoregulator — Any organism that practices osmoregulation.
- osteoblastoma — (oncology) an uncommon osteoid tissue-forming primary neoplasm of the bone.
- osteoplasties — Plural form of osteoplasty.
- outlaw strike — wildcat strike.
- overspeculate — to engage in thought or reflection; meditate (often followed by on, upon, or a clause).
- overstability — the state of being excessively stable
- overstimulate — to stimulate too much