21-letter words containing a, b, l, e, s, t
- 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.
- weinberg-salam theory — electroweak theory.