21-letter words containing b, i, l, m, a
- relative permeability — the ratio of the permeability of a medium to that of free space
- salam-weinberg theory — the electroweak theory.
- sampling distribution — the distribution of a statistic based on all possible random samples that can be drawn from a given population.
- san gabriel mountains — a mountain range in S California, N of Los Angeles. Highest peak, San Antonio Peak, 10,080 feet (3072 meters).
- sealed-beam headlight — a headlight in which the reflector and lens are hermetically sealed together with the filament in a single unit.
- sodium metabisulphite — an inorganic compound with the chemical formula Na2S2O5 that is used as a preservative, antioxidant and disinfectant
- splice the main brace — to join together or unite (two ropes or parts of a rope) by the interweaving of strands.
- subliminal perception — perception of or reaction to a stimulus that occurs without awareness or consciousness
- submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
- supplementary benefit — (formerly) an extra amount of money that is paid to someone by the government, in addition to their normal income. Replaced by income support in 1988
- tetrabromofluorescein — eosin (def 1).
- to kill a mockingbird — a novel (1960) by Harper Lee.
- to lay something bare — If you lay something bare, you uncover it completely so that it can then be seen.
- to risk life and limb — If someone risks life and limb, they do something very dangerous that may cause them to die or be seriously injured.
- tubercular meningitis — an infection of the membranes of the central nervous system caused by the bacterium Mycobacterium tuberculosis; features can include fever, headache, and coma
- verbatim et literatim — word for word and letter for letter; in exactly the same words.
- weinberg-salam theory — electroweak theory.
- william of malmesbury — William of, William of Malmesbury.