18-letter words containing b, i, t, e, y
- mountain cranberry — cowberry
- nebular hypothesis — the theory that the solar system evolved from a mass of nebular matter: prominent in the 19th century following its precise formulation by Laplace.
- nobiliary particle — a preposition forming part of a title of nobility or surname, as French de or German von.
- non-responsibility — the state or fact of being responsible, answerable, or accountable for something within one's power, control, or management.
- nuclear capability — If a country has nuclear capability, it is able to produce nuclear power and usually nuclear weapons.
- octachlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms.
- piperonyl butoxide — a light-brown liquid, C 1 9 H 3 0 O 5 , used chiefly as a synergist in certain insecticides.
- probability theory — the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Compare probability (def 4).
- pyramus and thisbe — (in Greek legend) two lovers of Babylon: Pyramus, wrongly supposing Thisbe to be dead, killed himself and she, encountering him in his death throes, did the same
- range of stability — the angle to the perpendicular through which a vessel may be heeled without losing the ability to right itself.
- safety-deposit box — a lockable metal box or drawer, especially in a bank vault, used for safely storing valuable papers, jewelry, etc.
- september holidays — a period of time in September when people do not have to go to school, college or work
- skinny-rib sweater — a tight-fitting ribbed woollen jumper or pullover
- stationary bicycle — an exercise bike
- street credibility — street cred.
- symbolist movement — a movement beginning in French and Belgian poetry towards the end of the 19th century with the verse of Mallarmé, Valéry, Verlaine, Rimbaud, Maeterlinck, and others, and seeking to express states of mind rather than objective reality by making use of the power of words and images to suggest as well as denote
- travelling library — a mobile library in which a vehicle such as a van delivers books to be borrowed
- treaty obligations — obligations or duties that must be carried out by a party as according to a treaty they have entered into
- universalizability — the thesis that any moral judgment must be equally applicable to every relevantly identical situation
- visible panty line — the line of someone's underwear which can be seen through trousers