13-letter words containing u, r, b, a, n, m
- pre-columbian — of or relating to the Americas before the arrival of Columbus: pre-Columbian art; pre-Columbian Indians.
- premandibular — situated in front of the mandible
- rambling club — a club for people who enjoy taking walks in the country
- random number — pseudorandom number
- random rubble — masonry in which untooled stones are set without coursing
- republicanism — republican government.
- resublimation — Psychology. the diversion of the energy of a sexual or other biological impulse from its immediate goal to one of a more acceptable social, moral, or aesthetic nature or use.
- rhumb sailing — sea navigation along rhumb lines.
- serial number — a number, usually one of a series, assigned for identification: the serial number of an automobile engine.
- serum albumin — Biochemistry. the principal protein of blood plasma, important in osmotic regulation of the blood and transport of metabolites.
- sinumbra lamp — an unshaded sperm-oil lamp consisting of a translucent glass globe supported on a pedestal: a form of astral lamp.
- square number — a number that is the square of another integer, as 1 of 1, 4 of 2, 9 of 3, etc.
- steam turbine — a turbine driven by steam pressure.
- subdepartment — a distinct part of anything arranged in divisions; a division of a complex whole or organized system.
- submarine pen — a bunker that prevents submarines from bombs
- subprime loan — A subprime loan is a loan with a higher interest rate, to borrowers who are a high credit risk.
- supermembrane — a type of two-dimensional entity postulated in certain theories of elementary particles that involve supersymmetry
- tibeto-burman — a subfamily of Sino-Tibetan languages, including especially Tibetan and Burmese.
- tramping club — an organization of people who walk for recreation, esp in the bush
- troublemaking — a person who causes difficulties, distress, worry, etc., for others, especially one who does so habitually as a matter of malice.
- umbrella pine — a Japanese evergreen tree, Sciadopitys verticillata, having linear leaves growing in umbrellalike whorls, cultivated as an ornamental.
- umbrella tent — a small tent with a metal frame consisting of ribs that radiate from a single supporting pole.
- uncomfortable — causing discomfort or distress; painful; irritating.
- uncomfortably — causing discomfort or distress; painful; irritating.
- unconformable — not conformable; not conforming.
- unconformably — not conformable; not conforming.
- unembarrassed — to cause confusion and shame to; make uncomfortably self-conscious; disconcert; abash: His bad table manners embarrassed her.
- unperformable — to carry out; execute; do: to perform miracles.
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unreclaimable — not able to be reclaimed, reformed, or rescued from vice
- unreclaimably — in an unreclaimable manner
- unsmotherable — unquenchable