13-letter words containing o, m, d, u, r
- tetradynamous — having four long and two short stamens, as a cruciferous flower.
- time-honoured — revered or respected because of antiquity and long continuance: a time-honored custom.
- uncompromised — unable to function optimally, especially with regard to immune response, owing to underlying disease, harmful environmental exposure, or the side effects of a course of treatment.
- underemployed — employed at a job that does not fully use one's skills or abilities.
- undermodulate — to reproduce (a sound or signal) at below the optimal output level in a recording or broadcasting system, causing it to be distorted.
- unmoved mover — prime mover (def 3).
- unmoved-mover — Mechanics. the initial agent, as wind or electricity, that puts a machine in motion. a machine, as a water wheel or steam engine, that receives and modifies energy as supplied by some natural source.
- unrecommended — to present as worthy of confidence, acceptance, use, etc.; commend; mention favorably: to recommend an applicant for a job; to recommend a book.
- unrecompensed — to repay; remunerate; reward, as for service, aid, etc.
- untransformed — not transformed; not having been transformed
- upon my word! — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- uranium oxide — any of the compounds of uranium and oxygen, as UO 2 , UO 3 , U 4 O 9 , or U 3 O 8 .
- without demur — If you do something without demur, you do it immediately and without making any protest.
- word of mouth — informal oral communication: The rumor spread rapidly by word of mouth.
- yttrium oxide — a white, water-insoluble powder, Y 2 O 3 , used chiefly in incandescent gas and acetylene mantles.