11-letter words containing a, r, i, o, u, s
- mammiferous — having mammae; mammalian.
- manniferous — resulting in or producing manna
- maraboutism — Support for marabouts (Muslim holy men or mystics).
- mensuration — the branch of geometry that deals with the measurement of length, area, or volume.
- mesocardium — the double layer of splanchnic mesoderm supporting the embryonic heart.
- microquasar — (astronomy, stars) A high-energy binary star system that includes black hole or neutron star and which resembles a quasar.
- modularised — to form or organize into modules, as for flexibility.
- moratoriums — Plural form of moratorium.
- multiparous — of or relating to a multipara.
- muscatorium — a flabellum or fan, esp the ceremonial fan carried before the pope
- mustard oil — oil expressed from the seed of mustard, used chiefly in making soap.
- nefariously — extremely wicked or villainous; iniquitous: a nefarious plot.
- nematodirus — any parasitic nematode worm of the genus Nematodirus
- nicostratus — a son of Menelaus and Helen who, with his illegitimate brother Megapenthes, expelled Helen from Sparta when Menelaus died.
- nitrosourea — any of various lipid-soluble, synthetic or naturally occurring alkylating agents that can cross the blood-brain barrier: used in the treatment of certain brain cancers.
- nonsingular — not singular. Compare singular (def 7).
- nonsurgical — pertaining to or involving surgery or surgeons.
- nourishable — able to be nourished; benefiting from nourishment
- nulliparous — a woman who has never borne a child.
- numerations — Plural form of numeration.
- obscuration — the act of obscuring.
- oceanariums — Plural form of oceanarium.
- octandrious — having eight stamens.
- old russian — Russian as used in documents before 1600. Abbreviation: ORuss.
- omnifarious — of all forms, varieties, or kinds.
- orbicularis — a muscle surrounding an opening
- organistrum — a stringed instrument played by two people
- ornithosaur — an extinct flying reptile
- outsmarting — Present participle of outsmart.
- outswearing — Present participle of outswear.
- overanxious — excessively anxious.
- papovavirus — any of a group of DNA-containing human and animal viruses, including polyoma viruses and some papillomaviruses, most of which produce tumors.
- piperaceous — belonging to the Piperacae, the pepper family of plants.
- piss around — If you say that someone pisses around or pisses about, you mean they waste a lot of time doing unimportant things.
- precautious — using or displaying precaution: a precautious reply; a precautious person.
- primiparous — a woman who has borne but one child or who is parturient for the first time.
- put on airs — a mixture of nitrogen, oxygen, and minute amounts of other gases that surrounds the earth and forms its atmosphere.
- quadrasonic — of, noting, or pertaining to the recording and reproduction of sound over four separate transmission or direct reproduction channels instead of the customary two of the stereo system: a quadraphonic recording.
- quaternions — Plural form of quaternion.
- quatrefoils — Plural form of quatrefoil.
- questionary — a questionnaire.
- radiocesium — cesium 137.
- radiosodium — the radioactive isotope of sodium having an atomic mass of 24 and a half-life of 14.9 hours: used as a tracer in biochemistry.
- rhabdovirus — any of various RNA-containing viruses of the family Rhabdoviridae, including the rabies virus.
- rhizanthous — bearing flowers directly from the root.
- rhizomatous — a rootlike subterranean stem, commonly horizontal in position, that usually produces roots below and sends up shoots progressively from the upper surface.
- rosicrucian — (in the 17th and 18th centuries) a person who belonged to a secret society laying claim to various forms of occult knowledge and power and professing esoteric principles of religion.
- rousseauism — the doctrines or principles of Jean Jacques Rousseau or his adherents.
- rousseauist — the doctrines or principles of Jean Jacques Rousseau or his adherents.
- ruminations — to chew the cud, as a ruminant.