11-letter words containing a, t, r, o
- typographia — matter relating to printing or printers
- typographic — of or relating to typography.
- tyrannosaur — a large, carnivorous dinosaur, Tyrannosaurus rex, from the Late Cretaceous Epoch of North America, that walked erect on its hind feet.
- tyrosinemia — an inherited disorder of tyrosine metabolism that can lead to liver and kidney disease and mental retardation unless controlled by a special diet.
- ultramodern — very advanced in ideas, design, or techniques.
- ultrasmooth — extremely smooth
- ultrasonics — the branch of science that deals with the effects of sound waves above human perception.
- ultraviolet — beyond the violet in the spectrum, corresponding to light having wavelengths shorter than 4000 angstrom units.
- umbratilous — shadowy; faint
- unabrogated — not abrogated, revoked, or annulled
- unabsorbent — (of fabric, material, etc) not able to soak up liquid
- unamortized — Finance. to liquidate or extinguish (a mortgage, debt, or other obligation), especially by periodic payments to the creditor or to a sinking fund. to write off a cost of (an asset) gradually.
- uncustomary — according to or depending on custom; usual; habitual.
- undecorated — exhibiting no decoration or unadorned
- underaction — inadequate activity
- unelaborate — not elaborate; not overly or richly detailed
- unfavourite — not favourite or favoured
- unformatted — Computers. pertaining to a disk that has not been electronically prepared to receive files or other text; blank: You cannot save files on an unformatted disk.
- unfortunate — suffering from bad luck: an unfortunate person.
- unicolorate — of one colour
- unimportant — of much or great significance or consequence: an important event in world history.
- unit factor — a gene; a sequence of nucleotides that functions as the hereditary unit for a single character.
- unmandatory — authoritatively ordered; obligatory; compulsory: It is mandatory that all students take two years of math.
- unmoderated — kept or keeping within reasonable or proper limits; not extreme, excessive, or intense: a moderate price.
- unmortgaged — (esp of a title to property) free from any encumbrance or limitation that presents a question of fact or law
- unobservant — who fails to notice
- unoperative — having no use or effect; inoperative
- unoriginate — not having an origin
- unpatriotic — of, like, suitable for, or characteristic of a patriot.
- unseaworthy — constructed, outfitted, manned, and in all respects fitted for a voyage at sea.
- untolerable — capable of being tolerated; endurable: His arrogance is no longer tolerable.
- untolerated — to allow the existence, presence, practice, or act of without prohibition or hindrance; permit.
- upgradation — the process, state, or act of upgrading
- upper volta — former name of Burkina Faso.
- uranoplasty — a surgical operation to correct a defect of the palate or roof of the mouth
- uredo stage — the summer stage in certain rust fungi when uredinia are produced.
- urochordate — having a urochord.
- urticaceous — belonging to the Urticaceae, the nettle family of plants.
- usurpations — an act of usurping; wrongful or illegal encroachment, infringement, or seizure.
- utgard-loki — a Jotun appearing in the story of Thor's voyage to Utgard: at first disguised under another name (Skrymir)
- utopianizer — an idealist
- vaccinatory — used for or relating to vaccination
- vacillatory — marked by or displaying vacillation: a vacillatory policy of action.
- valedictory — bidding goodbye; saying farewell: a valedictory speech.
- vapor trail — contrail.
- vaporimeter — an instrument for measuring vapor pressure or volume.
- vapour bath — the act of bathing in vapour, formerly believed to have medicinal benefits
- variegation — an act of variegating.
- vasodilator — a nerve or drug that causes vasodilatation.
- vectorially — Mathematics. a quantity possessing both magnitude and direction, represented by an arrow the direction of which indicates the direction of the quantity and the length of which is proportional to the magnitude. Compare scalar (def 4). such a quantity with the additional requirement that such quantities obey the parallelogram law of addition. such a quantity with the additional requirement that such quantities are to transform in a particular way under changes of the coordinate system. any generalization of the above quantities.