13-letter words starting with u
- unideological — not having, belonging to, or relating to any particular ideology or belief system
- uniflagellate — having only one flagellum.
- unilateralism — the advocacy or pursuit of a unilateral policy, especially in disarmament.
- unilateralist — a person or organization that believes in acting independently, without reference to other parties
- unilaterality — relating to, occurring on, or involving one side only: unilateral development; a unilateral approach.
- unilingualist — in favour of having only one official language
- unilluminated — not lit up or bright with light
- unillustrated — not containing illustrations
- unimaginative — characterized by or bearing evidence of imagination: an imaginative tale.
- unimak island — an island in SW Alaska, in the E part of the Aleutian Islands: largest and easternmost of the Aleutian Islands. About 70 miles (110 km) long and 20 miles (32 km) wide.
- unimpassioned — not filled with passion or affected by strong emotion
- unimpeachable — above suspicion; impossible to discredit; impeccable: unimpeachable motives.
- unimpeachably — above suspicion; impossible to discredit; impeccable: unimpeachable motives.
- unimpregnated — not saturated, soaked or infused (with something)
- unimpressible — not capable of being or willing to be impressed
- uninaugurated — not having been placed in office formally and ceremonially
- unindemnified — to compensate for damage or loss sustained, expense incurred, etc.
- uninflammable — (of materials and substances) not liable to catch fire, not flammable
- uninfluential — having or exerting influence, especially great influence: three influential educators.
- uninformative — not educational
- uninhabitable — to live or dwell in (a place), as people or animals: Small animals inhabited the woods.
- uninhibitedly — in an uninhibited manner
- uninquisitive — given to inquiry, research, or asking questions; eager for knowledge; intellectually curious: an inquisitive mind.
- uninstructive — not conveying information or serving to instruct
- unintelligent — deficient in intelligence; dull; stupid.
- unintentional — not intentional or deliberate: an unintentional omission from the list.
- uninteresting — engaging or exciting and holding the attention or curiosity: an interesting book.
- unintermitted — without any interval or intervals, or any suspension of activity
- uninterpreted — to give or provide the meaning of; explain; explicate; elucidate: to interpret the hidden meaning of a parable.
- uninterrupted — having an irregular or discontinuous arrangement, as of leaflets along a stem.
- unintimidated — to make timid; fill with fear.
- unintrusively — tending or apt to intrude; coming without invitation or welcome: intrusive memories of a lost love.
- unintuitively — perceiving directly by intuition without rational thought, as a person or the mind.
- union catalog — a library catalog combining the catalogs of several different libraries or different divisions of one library
- uniparentally — in a uniparental manner
- united states — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. Conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with Alaska and Hawaii, 3,615,122 sq. mi. (9,363,166 sq. km). Capital: Washington, D.C. Abbreviation: U.S., US.
- universal set — the set of all objects or elements considered in a given problem
- universalness — of, relating to, or characteristic of all or the whole: universal experience.
- unix man page — Unix manual page
- unix system v — System V
- unjustifiable — capable of being justified; that can be shown to be or can be defended as being just, right, or warranted; defensible: justifiable homicide.
- unjustifiably — capable of being justified; that can be shown to be or can be defended as being just, right, or warranted; defensible: justifiable homicide.
- unknowingness — a state of not knowing
- unlearnedness — the quality or condition of being unlearned
- unmacadamized — (of a road) not constructed or surfaced with macadam
- unmaliciously — not in a malicious manner
- unmanipulated — not manipulated
- unmedicinable — not able to be treated with medicine
- unmentionable — not mentionable; inappropriate, unfit, or improper for mention, as in polite conversation; unspeakable.
- unmeritorious — deserving praise, reward, esteem, etc.; praiseworthy: to receive a gift for meritorious service.