8-letter words containing a, t, u, i
- muriatic — (not in scientific use) of or derived from muriatic acid.
- muricate — covered with short, sharp points.
- mutating — to change; alter.
- mutation — Biology. a sudden departure from the parent type in one or more heritable characteristics, caused by a change in a gene or a chromosome. an individual, species, or the like, resulting from such a departure.
- mutative — to change; alter.
- mutazila — a member of a medieval theological sect (Mutazila) that maintained that nothing but eternity could be asserted regarding Allah, that the eternal nature of the Koran was questionable, and that humans have free will.
- mutilate — to injure, disfigure, or make imperfect by removing or irreparably damaging parts: Vandals mutilated the painting.
- natufian — designating or of a Mesolithic culture of the Near East characterized by microliths, sickles, pestles, etc.: it offers the first evidence of reaping and grinding cereals
- naturing — Present participle of nature.
- naturism — a person who appreciates the beauty and benefits of nature.
- naturist — a person who appreciates the beauty and benefits of nature.
- nautical — of or relating to sailors, ships, or navigation: nautical terms.
- nautilus — Also called chambered nautilus, pearly nautilus. any cephalopod of the genus Nautilus, having a spiral, chambered shell with pearly septa.
- neumatic — any of various symbols representing from one to four notes, used in the musical notation of the Middle Ages but now employed solely in the notation of Gregorian chant in the liturgical books of the Roman Catholic Church.
- neustria — the W part of the Frankish kingdom, corresponding roughly to N and NW France.
- nocturia — a condition in which one often wakes up during the night to urinate.
- nudation — the process of removing coverings or garments or of causing to be bare or uncovered
- nugacity — triviality; insignificance.
- numantia — an ancient city in N Spain: besieged and taken 134–133 b.c. by Scipio the Younger.
- nunation — the doubling, in writing, of the final vowel symbol to indicate the addition, in speech, of the indefinite suffix n to certain nouns.
- nuptials — of or relating to marriage or the marriage ceremony: the nuptial day; nuptial vows.
- nuristan — a mountainous region in NE Afghanistan. 5000 sq. mi. (12,950 sq. km).
- nutarian — a person whose food intake consists chiefly of nuts or nut-based products or dishes
- nutating — Present participle of nutate.
- nutation — an act or instance of nodding one's head, especially involuntarily or spasmodically.
- nycturia — a condition in which one often wakes up during the night to urinate.
- obituary — a notice of the death of a person, often with a biographical sketch, as in a newspaper.
- octavius — a male given name.
- opuntias — Plural form of opuntia.
- ouachita — a river flowing SE from W Arkansas through NE Louisiana to the Red River. 605 miles (975 km) long.
- outasite — amazing; excellent
- outcavil — to exceed in cavilling
- outpaint — to exceed in painting
- outraise — To raise more of something than someone else; often used specifically in reference to fundraising.
- outrival — a person who is competing for the same object or goal as another, or who tries to equal or outdo another; competitor.
- painture — the art or act of painting
- palatium — a palace, especially the palace of an ancient Roman emperor.
- pantsuit — a woman's suit consisting of slacks and a matching jacket.
- patagium — a wing membrane, as of a bat.
- patinous — patinated.
- penutian — a group of American Indian language families of central and coastal California, including Wintu, Maidu, Yokuts, Miwok, and Costanoan, thought to be descendants of a single protolanguage spoken at a remote period.
- petavius — a walled plain in the fourth quadrant of the face of the moon: about 100 miles (160 km) in diameter from crest to crest.
- pictural — a picture
- pinatubo — Mount, an active volcano on the island of Luzon, in the Philippines. 4875 feet (1486 meters).
- pittacus — c650–570 b.c, democratic statesman and reformer from Mytilene.
- placitum — a plea made in court on behalf of a person or group
- platinum — Chemistry. a heavy, grayish-white, highly malleable and ductile metallic element, resistant to most chemicals, practically unoxidizable except in the presence of bases, and fusible only at extremely high temperatures: used for making chemical and scientific apparatus, as a catalyst in the oxidation of ammonia to nitric acid, and in jewelry. Symbol: Pt; atomic weight: 195.09; atomic number: 78; specific gravity: 21.5 at 20°C.
- plaudite — a request for applause following a show or production
- plaudits — an enthusiastic expression of approval: Her portrayal of Juliet won the plaudits of the critics.
- playsuit — a sports costume for women and children, usually consisting of shorts and a shirt, worn as beachwear, for tennis, etc.