13-letter words containing s, o, a, p, b, i
- polyribosomal — relating to a polyribosome
- polysyllabism — a polysyllabic style or the use of multisyllabic words
- post-cambrian — Geology. noting or pertaining to a period of the Paleozoic Era, occurring from 570 million to 500 million years ago, when algae and marine invertebrates were the predominant form of life.
- pouring-basin — (in a vacuum induction furnace) a trough through which molten metal flows under vacuum to a mold chamber.
- prebasic molt — the molt by which most birds replace all of their feathers, usually occurring annually after the breeding season.
- probabilistic — Statistics. of or relating to probability: probabilistic forecasting.
- proverbialism — a proverbial expression
- proverbialist — a person who composes, records or uses proverbial expressions
- re-absorption — resorption (def 2).
- school phobia — a fear of going to or returning to school
- social phobia — a type of anxiety disorder characterized by shyness and heightened self-consciousness in particular social situations
- space biology — exobiology.
- spanish broom — a spiny, often leafless shrub, Genista hispanica, of the legume family, native to southern Europe, having clustered, golden-yellow flowers and hairy pods.
- splenial bone — a small bone in the lower jaw of some animals, such as reptiles and birds
- springboarded — a flexible board, projecting over water, from which divers leap or spring.
- step aerobics — a set of aerobic exercises designed to improve the cardiovascular system, which consists of stepping on and off a special box of adjustable height
- sub-political — of, relating to, or concerned with politics: political writers.
- subperiosteal — the normal investment of bone, consisting of a dense, fibrous outer layer, to which muscles attach, and a more delicate, inner layer capable of forming bone.
- subpopulation — the total number of persons inhabiting a country, city, or any district or area.
- subprime loan — A subprime loan is a loan with a higher interest rate, to borrowers who are a high credit risk.
- subtropically — in the subtropics
- syphilophobia — the excessive fear of syphilis
- triploblastic — having three primary germ layers, as the embryos of vertebrates.