15-letter words containing a, b, n, d, o
- nonsedimentable — incapable of being sedimented
- not a dickybird — not a word; nothing
- obedience trial — a competitive event at which a dog can progress toward a degree in obedience by demonstrating its ability to follow a prescribed series of commands.
- object distance — the distance between the lens of a camera and an object being photographed.
- obsidian dating — a method of dating obsidian artifacts or debitage by calculating how long it has taken to produce a given thickness of a hydration layer within such matter.
- obsidional coin — siege piece.
- oil-based paint — any paint made with a drying oil or solvent such as linseed
- old man's beard — fringe tree.
- old-man's-beard — fringe tree.
- oldenbarneveldt — Johan van. 1547–1619, Dutch statesman, regarded as a founder of Dutch independence; the leading figure (from 1586) in the United Provinces of the Netherlands: executed by Maurice of Nassau
- ordinal numbers — Also called ordinal numeral. any of the numbers that express degree, quality, or position in a series, as first, second, and third (distinguished from cardinal number).
- organized labor — all workers who are organized in labor unions.
- platinum blonde — a person, especially a girl or woman, whose hair is of a pale blond or silver color, usually colored artificially by bleaching or dyeing.
- probation order — an order imposed by a magistrate or judge under which an offender is sentenced to probation rather than imprisonment
- procrustean bed — a plan or scheme to produce uniformity or conformity by arbitrary or violent methods.
- promotion board — group that markets or advertises sth
- pseudo-bohemian — living a wandering or vagabond life, as a Gypsy.
- qaboos bin said — born 1940, Sultan of Oman from 1970
- radio sono-buoy — a buoy equipped to detect underwater noises and transmit them by radio
- random variable — a quantity that takes any of a set of values with specified probabilities.
- recombinant dna — DNA in which one or more segments or genes have been inserted, either naturally or by laboratory manipulation, from a different molecule or from another part of the same molecule, resulting in a new genetic combination.
- record-breaking — top, most successful
- relational dbms — relational database
- retained object — an object in a passive construction identical with the direct or indirect object in the active construction from which it is derived, as the picture in I was shown the picture, which is also the direct object in the active construction (They) showed me the picture.
- right-hand buoy — a distinctive buoy marking the side of a channel regarded as the right, or starboard, side.
- robin redbreast — robin (defs 1, 2).
- romblon islands — a group of islands of the Philippines in the Sibuyan Sea and Tablas Strait, part of the Visayan Islands.
- root and branch — a part of the body of a plant that develops, typically, from the radicle and grows downward into the soil, anchoring the plant and absorbing nutriment and moisture.
- root-and-branch — a part of the body of a plant that develops, typically, from the radicle and grows downward into the soil, anchoring the plant and absorbing nutriment and moisture.
- roundaboutation — circumlocution
- roundaboutility — roundaboutness
- satin bowerbird — the largest Australian bowerbird, Ptilonorhynchus violaceus, the male of which has lustrous blue plumage
- say one's beads — to pray with a rosary
- sebaceous gland — any of the cutaneous glands that secrete oily matter for lubricating hair and skin.
- selfabandonment — absence or lack of personal restraint.
- silicon carbide — a very hard, insoluble, crystalline compound, SiC, used as an abrasive and as an electrical resistor in objects exposed to high temperatures.
- 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
- spotted cowbane — a North American water hemlock, Cicuta maculata, of the parsley family, having a purple-mottled stem, white flowers, and deadly poisonous, tuberlike roots.
- subsidiary coin — a coin, especially one made of silver, having a value less than that of the monetary unit.
- the job in hand — The job or problem in hand is the job or problem that you are dealing with at the moment.
- thiocarbanilide — a gray powder, C 13 H 12 N 2 S, used as an intermediate in dyes and as an accelerator in vulcanization.
- to be seen dead — If you say that you wouldn't be seen dead or be caught dead in particular clothes, places, or situations, you are expressing strong dislike or disapproval of them.
- to bear in mind — If you tell someone to bear something in mind or to keep something in mind, you are reminding or warning them about something important which they should remember.
- to draw a blank — If you draw a blank when you are looking for someone or something, you do not succeed in finding them.
- 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.
- 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.