13-letter words containing s, o, l, e, t
- old northwest — a territory of Canada lying N of 60 degrees N and extending E from the Yukon Territory to Nunavut. 519,732 sq. mi. (1,346,106 sq. km) Capital: Yellowknife.
- 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.
- oligopeptides — Plural form of oligopeptide.
- omnipresently — In an omnipresent manner.
- 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
- oscillometric — an instrument for measuring oscillations, especially those of the arterial pulse.
- osmoregulator — Any organism that practices osmoregulation.
- ostensibility — The quality of being ostensible.
- osteoblastoma — (oncology) an uncommon osteoid tissue-forming primary neoplasm of the bone.
- osteomyelitis — an inflammation of the bone and bone marrow, usually caused by bacterial infection.
- osteoplasties — Plural form of osteoplasty.
- ostreiculture — the breeding of oysters
- otherworldish — characterized by otherworldliness
- outdo oneself — to do something better than one ever did before or thought one could do
- outlaw strike — wildcat strike.
- outsettlement — a distant or remote settlement.
- 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
- pact of steel — a military alliance concluded between Nazi Germany and Fascist Italy on May 22, 1939, committing each to assist the other in the event of war with another power and pledging that neither would seek a separate peace or armistice.
- palaeocrystic — consisting of former glacial formation
- paleo-asiatic — a member of any of various Mongoloid peoples of northeastern Asia.
- palos heights — a city in NE Illinois, near Chicago.
- pantheologist — a student of, or expert in, pantheology
- paradise lost — an epic poem (1667) by John Milton.
- 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.
- pastel orange — suntan (def 3).
- pastoral care — help with personal needs and problems given by a teacher
- patripotestal — Anthropology. of or relating to the authority exercised by a father or a father's blood relatives.
- pentadelphous — (of a plant) having its stamens arranged in five groups; (of stamens) being arranged in five groups
- periodicalist — a writer of articles for periodicals
- perissodactyl — having an uneven number of toes or digits on each foot.
- perlustration — the act of perlustrating; a thorough inspection or survey, esp of letters for purposes of surveillance
- personal best — A sports player's personal best is the highest score or fastest time that they have ever achieved.
- personalistic — Also called personal idealism. a modern philosophical movement locating ultimate value and reality in persons, human or divine.
- personalities — the visible aspect of one's character as it impresses others: He has a pleasing personality.
- petroliferous — containing or yielding petroleum
- petropavlovsk — a city in N Kazakhstan on the Ishim River. Pop: 190 000 (2005 est)
- petrophysical — relating to the analysis of the constitution and characteristics of rocks