13-letter words containing b, r, u, m
- submarine pen — a bunker that prevents submarines from bombs
- submillimeter — less than a millimeter in size: a submillimeter wave.
- submillimetre — a microscopic division of a millimetre
- subprime loan — A subprime loan is a loan with a higher interest rate, to borrowers who are a high credit risk.
- sulfur-bottom — blue whale.
- supermembrane — a type of two-dimensional entity postulated in certain theories of elementary particles that involve supersymmetry
- supreme being — God.
- surge chamber — a chamber for absorbing surge from a liquid or gas.
- terbium metal — any of a subgroup of rare-earth metals, of which the cerium and yttrium metals comprise the other two subgroups.
- terbium oxide — an amorphous white powder, Tb 2 O 3 .
- thoracolumbar — of the thoracic and lumbar regions
- thumb through — leaf quickly through
- 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.
- trumpet blast — the sound of a single note made by a trumpet
- turbidimetric — from, using, or relating to a turbidimeter or turbidimetry
- umbelliferous — bearing an umbel or umbels.
- umbraculiform — umbrella-shaped
- umbrella bird — any of several large trogons of the genus Cephalopterus, of Central and South America, as C. ornatus, having an umbrellalike crest above the head.
- umbrella leaf — a rare, large-leaved perennial herb, Diphylleia cymosa, of the southeastern U.S., having white flowers and small, blue berries.
- umbrella palm — an Australian feather palm, Hedyscepe canterburyana, characterized by the umbrellalike manner of growth of its leaves.
- umbrella pine — a Japanese evergreen tree, Sciadopitys verticillata, having linear leaves growing in umbrellalike whorls, cultivated as an ornamental.
- umbrella step — (in the game of giant steps) a step executed by extending one foot forward and whirling on the heel.
- umbrella tent — a small tent with a metal frame consisting of ribs that radiate from a single supporting pole.
- umbrella tree — an American magnolia, Magnolia tripetala, having large leaves in umbrellalike clusters.
- unciform bone — a small bone of the wrist
- 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.
- unimpressible — not capable of being or willing to be impressed
- unperformable — to carry out; execute; do: to perform miracles.
- unpermissible — that can be permitted; allowable: a permissible amount of sentimentality under the circumstances; Such behavior is not permissible!
- 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
- unremembering — having no recollection or memory
- unsmotherable — unquenchable
- untremblingly — not tremblingly; in an untrembling manner; without trembling
- upper chamber — upper house.
- whole numbers — Also called counting number. one of the positive integers or zero; any of the numbers (0, 1, 2, 3, …).