21-letter words containing t, a, b, l, e
- total recoverable oil — Total recoverable oil is the amount of oil which is still left in the ground in oilfields that have already been worked.
- transcendental number — a number that is not a root of any algebraic equation having integral coefficients, as π or e .
- 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
- vacation bible school — a religious school conducted by some churches during the summer for students on vacation.
- venus's flower basket — a glass sponge of the genus Euplectella, inhabiting deep waters off the Philippines and Japan, having a cylindrical skeleton formed of an intricate latticework of siliceous spicules.
- verbatim et literatim — word for word and letter for letter; in exactly the same words.
- weinberg-salam theory — electroweak theory.