15-letter words containing n, o, d, u, b
- radio sono-buoy — a buoy equipped to detect underwater noises and transmit them by radio
- reynolds number — a dimensionless number, vρl/η, where v is the fluid velocity, ρ the density, η the viscosity and l a dimension of the system. The value of the number indicates the type of fluid flow
- ribonucleotides — an ester, composed of a ribonucleoside and phosphoric acid, that is a constituent of ribonucleic acid.
- right-hand buoy — a distinctive buoy marking the side of a channel regarded as the right, or starboard, side.
- roundaboutation — circumlocution
- roundaboutility — roundaboutness
- sebaceous gland — any of the cutaneous glands that secrete oily matter for lubricating hair and skin.
- second republic — the republic established in France in 1848 and replaced by the Second Empire in 1852.
- snubfin dolphin — Australian dolphin with a small dorsal fin
- sodium benzoate — a white crystalline soluble compound used as an antibacterial and antifungal agent in preserving food (E211), as an antiseptic, and in making dyes and pharmaceuticals. Formula: (C6H5COO)Na
- sound as a bell — in perfect condition
- sound symbolism — a nonarbitrary connection between phonetic features of linguistic items and their meanings, as in the frequent occurrence of close vowels in words denoting smallness, as petite and teeny-weeny.
- subduction zone — an act or instance of subducting; subtraction or withdrawal.
- subsidiary coin — a coin, especially one made of silver, having a value less than that of the monetary unit.
- suicide bombing — a terrorist bomb attack in which the perpetrator knows that he or she will be killed in the explosion
- un-considerable — rather large or great in size, distance, extent, etc.: It cost a considerable amount. We took a considerable length of time to decide.
- unaffordability — that can be afforded; believed to be within one's financial means: attractive new cars at affordable prices.
- under sb's nose — If you do something under someone's nose, you do it right in front of them, without trying to hide it from them.
- under sb's roof — If something happens under your roof, it happens in your home.
- under your belt — If you have something under your belt, you have already achieved it or done it.
- unknowledgeable — possessing or exhibiting knowledge, insight, or understanding; intelligent; well-informed; discerning; perceptive.
- unrecommendable — not able to be recommended, supported, or endorsed
- unskilled labor — work that requires practically no training or experience for its adequate or competent performance.
- us savings bond — A US Savings bond is a long-term bond issued by the US government that is considered low-risk.
- wheelchairbound — Confined to a wheelchair.