13-letter words containing n, o, a, t, u
- uncontestable — a race, conflict, or other competition between rivals, as for a prize.
- uncooperating — to work or act together or jointly for a common purpose or benefit.
- uncooperative — working or acting together willingly for a common purpose or benefit.
- uncoordinated — of the same order or degree; equal in rank or importance.
- uncorrectable — not able to be fixed
- uncustomarily — according to or depending on custom; usual; habitual.
- undated stock — stock that has no definitive repayment commitment
- undermodulate — to reproduce (a sound or signal) at below the optimal output level in a recording or broadcasting system, causing it to be distorted.
- underreaction — to react with less than the expected or appropriate emotion.
- undirectional — of, relating to, or indicating direction in space.
- undissociated — not dissociated, especially into ions or into simpler molecules.
- undoctrinaire — a person who does not subscribe to a particular doctrine or theory; a free thinker
- undomesticate — to make wild
- undulationist — a subscriber to the theory that light is transmitted as waves
- unemotionally — without the expression of strong feeling
- unexceptional — not exceptional; not unusual or extraordinary.
- unexplanatory — serving to explain: an explanatory footnote.
- unforgettable — impossible to forget; indelibly impressed on the memory: scenes of unforgettable beauty.
- unforgettably — impossible to forget; indelibly impressed on the memory: scenes of unforgettable beauty.
- unfortunately — suffering from bad luck: an unfortunate person.
- unicorn plant — a North American plant, Proboscidea (Martynia) louisianica, having creamy-white to red flowers blotched with purple, and a woody capsule with a long, curved beak.
- uninformative — not educational
- unintentional — not intentional or deliberate: an unintentional omission from the list.
- union catalog — a library catalog combining the catalogs of several different libraries or different divisions of one library
- unmentionable — not mentionable; inappropriate, unfit, or improper for mention, as in polite conversation; unspeakable.
- unmetabolised — not metabolised
- unmetabolized — not metabolized
- unobliterated — to blot out or render undecipherable (writing, marks, etc.); efface.
- unopinionated — obstinate or conceited with regard to the merit of one's own opinions; conceitedly dogmatic.
- unoriginality — the quality or state of being original.
- unpostponable — to put off to a later time; defer: He has postponed his departure until tomorrow.
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unprotectable — to defend or guard from attack, invasion, loss, annoyance, insult, etc.; cover or shield from injury or danger.
- unprovocative — tending or serving to provoke; inciting, stimulating, irritating, or vexing.
- unputdownable — (especially of a book or periodical) so interesting or suspenseful as to compel reading.
- unsensational — not sensational
- unsmotherable — unquenchable
- unspontaneous — coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
- unstercorated — not stercorated or covered in dung
- unsupportable — capable of being supported; endurable; maintainable.
- untheological — not theological; not of or pertaining to the nature of theology
- untheoretical — not theoretical; not belonging or pertaining to the realm of theory; not confined to the theoretical realm; (somewhat) concrete
- untraditional — of or relating to tradition.
- untransformed — not transformed; not having been transformed
- unvoluntarily — done, made, brought about, undertaken, etc., of one's own accord or by free choice: a voluntary contribution.
- unworkability — the quality or state of being unworkable
- up to a point — If you say that something is true up to a point, you mean that it is partly but not completely true.
- upland cotton — a plant, Gossypium hirsutum, of warm regions of the New World, that is the chief commercial cotton crop in the U.S.
- upright piano — a piano with an upright rectangular body and with its strings running vertically. Compare spinet (def 1).
- uralitization — the change of a crystalline silicate mineral to amphibole (one of a group of structurally similar minerals including calcium, sodium and magnesium)