10-letter words containing s, i, l, o
- odalisques — Plural form of odalisque.
- oenologist — Alternative spelling of enologist.
- oenophiles — Plural form of oenophile.
- oestradiol — Alternative spelling of estradiol.
- off limits — forbidden to be patronized, frequented, used, etc., by certain persons: The tavern is off-limits to soldiers.
- off-island — located or tending away from the shore of an island: an off-island current.
- off-limits — forbidden to be patronized, frequented, used, etc., by certain persons: The tavern is off-limits to soldiers.
- offensible — (obsolete) That may give offense.
- oil rivers — a region in W Africa, comprising the vast Niger River delta: formerly a British protectorate; now a part of Nigeria.
- oiled silk — silk treated with oil to make it waterproof
- old danish — the Danish language as spoken and written from the 9th to the 14th centuries.
- old fustic — a large tropical American moraceous tree, Chlorophora tinctoria
- old slavic — Old Church Slavonic.
- old-boyism — support of or participation in an old-boy network.
- old-siwash — a conventional designation for any small, provincial college or for such colleges collectively (often preceded by old): students from old Siwash.
- oleaginous — having the nature or qualities of oil.
- oleiferous — giving rise to oil, as certain seeds or hypha.
- oleoresins — Plural form of oleoresin.
- oligoclase — a kind of plagioclase feldspar occurring commonly in white crystals, sometimes shaded with gray, green, or red.
- oligopsony — the market condition that exists when there are few buyers, as a result of which they can greatly influence price and other market factors.
- olivaceous — of a deep shade of green; olive.
- omnisexual — pansexual (def 2).
- on impulse — instinctively
- oncologist — (oncology) A doctor or scientist who specializes in oncology.
- one's fill — the quantity needed to satisfy one
- ontologies — Plural form of ontology.
- ontologise — Alt form ontologize.
- ontologism — the doctrine that the human intellect has an immediate cognition of God as its proper object and the principle of all its cognitions.
- ontologist — the branch of metaphysics that studies the nature of existence or being as such.
- opalescing — Present participle of opalesce.
- opposingly — to act against or provide resistance to; combat.
- oppositely — situated, placed, or lying face to face with something else or each other, or in corresponding positions with relation to an intervening line, space, or thing: opposite ends of a room.
- optologist — a person who tests eyes for lenses
- organismal — a form of life composed of mutually interdependent parts that maintain various vital processes.
- oriflammes — Plural form of oriflamme.
- orismology — the science of defining the technical or special terms of a particular subject or field of study.
- oscillated — Simple past tense and past participle of oscillate.
- oscillates — Third-person singular simple present indicative form of oscillate.
- oscillator — Electronics. a circuit that produces an alternating output current of a certain frequency determined by the characteristics of the circuit components.
- oscitantly — in an oscitant manner
- osculating — Present participle of osculate.
- osculation — the act of kissing.
- oslo fiord — an inlet of the Skagerrak, in SE Norway. 75 miles (120 km) long.
- osmolality — The concentration of a solution expressed as the total number of solute particles per kilogram.
- osmolarity — The concentration of a solution expressed as the total number of solute particles per liter.
- ostensible — outwardly appearing as such; professed; pretended: an ostensible cheerfulness concealing sadness.
- ostensibly — outwardly appearing as such; professed; pretended: an ostensible cheerfulness concealing sadness.
- osteolysis — The pathological destruction or disappearance of bone tissue.
- ostpolitik — the German policy toward the Soviet Union and Eastern Europe, especially the expansionist views of Hitler in the 1930s and the normalization program of the West German government in the 1960s and 1970s.
- oubliettes — Plural form of oubliette.