12-letter words containing o, t, s, u
- nonspiritual — Not spiritual.
- nonstatutory — of, relating to, or of the nature of a statute.
- nonvexatious — Not vexatious.
- nootka sound — an inlet of the Pacific Ocean, inside Nootka Island on the W coast of Vancouver Island, SW British Columbia, Canada.
- norton sound — an arm of the Bering Sea on the W coast of Alaska, S of the Seward Peninsula. About 150 miles (240 km) long and 125 miles (200 km) wide.
- not just any — If you say that someone or something is not just any person or thing, you mean that they are special in some way.
- not so dusty — not too bad; fairly well: often in response to the greeting how are you?
- nourishments — Plural form of nourishment.
- novokuznetsk — a city in the S Russian Federation in central Asia: an industrial center is located here because of coal deposits of the Kuznetsk Basin.
- nucleotidase — a biochemical catalyst that facilitates the process of hydrolyzing or splitting a nucleotide and turning it into a phosphate and a nucleoside
- nugatoriness — Quality of being nugatory.
- numerologist — A practitioner of numerology.
- nutritionist — a person who is trained or expert in the science of nutrition.
- nutritiously — In a way that provides nutrition; nourishment; food.
- oamaru stone — a kind of limestone, of building quality, found at Oamaru on South Island, New Zealand
- obdurateness — The characteristic of being obdurate; stubbornness.
- obfuscations — to confuse, bewilder, or stupefy.
- obmutescence — persistent silence
- obreptitious — having the characteristics of acquiring something by deceitful means
- obscurantism — opposition to the increase and spread of knowledge.
- obscurantist — opposition to the increase and spread of knowledge.
- obscurations — Plural form of obscuration.
- obstreperous — resisting control or restraint in a difficult manner; unruly.
- obstructions — Plural form of obstruction.
- obtuse angle — an angle greater than 90° but less than 180°.
- octastichous — relating to a particular coiled distribution of leaves on the stem that is characterized by having eight leaves per coil on the stem
- octopetalous — containing or consisting of eight petals
- octosepalous — having or consisting of eight sepals
- odontomatous — relating to an odontoma
- of substance — wealthy
- oil industry — petroleum-processing business
- old chestnut — old saying, cliché
- on the house — a building in which people live; residence for human beings.
- on the stump — If politicians are on the stump, they are campaigning for an election.
- open cluster — a comparatively young, irregularly shaped group of stars, often numbering up to several hundred, and held together by mutual gravitation; usually found along the central plane of the Milky Way and other galaxies.
- ophiolatrous — of, relating to, or practising snake-worshipping
- opportunists — Plural form of opportunist.
- optoacoustic — relating to the relationship between light and sound
- oreopithecus — a genus of fossil primate from the Miocene coal deposits of Italy, formerly considered to be a possible hominid.
- ortho-cousin — parallel cousin.
- orthocousins — the children of two brothers or two sisters
- orthopterous — belonging or pertaining to the Orthoptera, an order of insects, including the cockroaches, mantids, walking sticks, crickets, grasshoppers, and katydids, characterized by leathery forewings, membranous hind wings, and chewing mouthparts.
- orthotropous — Botany. (of an ovule) straight and symmetrical, with the chalaza at the evident base and the micropyle at the opposite extremity.
- ostentatious — characterized by or given to pretentious or conspicuous show in an attempt to impress others: an ostentatious dresser.
- otacousticon — (now rare) An instrument to aid hearing, such as an ear trumpet or hearing aid.
- out of doors — outside, outdoors
- out of focus — blurred, indistinct
- out of hours — Something that happens out of hours happens at a time that is not during the usual hours of business or work.
- out of phase — in an unsynchronized way
- out of scale — If something is out of scale with the things near it, it is too big or too small in relation to them.