14-letter words containing b, p, m
- semipolar bond — type of chemical bond
- spruce budworm — the larva of a common tortricid moth, Choristoneura fumiferana, that is a destructive pest primarily of spruce and balsam fir in the northern and northeastern U.S. and in Canada.
- stubble-jumper — a prairie grain farmer
- sub-postmaster — (in Britain) a man who runs a sub-post office
- subatmospheric — (of a quantity) having a value lower than that of the atmosphere: subatmospheric temperatures.
- subdevelopment — a development within a larger or more important development
- submicroscopic — too small to be seen through a microscope.
- sulphur-bottom — blue whale.
- superambitious — extremely ambitious, highly ambitious
- superimposable — to impose, place, or set over, above, or on something else.
- superincumbent — lying or resting on something else.
- symmetrophobia — an avoidance of symmetry, esp in Japanese art and Egyptian temples
- thromboplastic — causing or accelerating blood-clot formation.
- thromboplastin — Biochemistry. a lipoprotein in the blood that converts prothrombin to thrombin.
- thrombopoietin — a hormone that induces bone marrow cells to form blood platelets.
- ubv photometry — the photometric measurement of the color index of a star, using ultraviolet, blue, and visual (yellow) filters.
- umbrella plant — an African plant, Cyperus alternifolius, of the sedge family, that has several stems growing directly upward from a mass of roots and an umbrella-shaped cluster of leaves at the top of each stem.
- undecomposable — indecomposable or unable to be decomposed
- unpremeditable — capable of being premeditated
- unprogrammable — not able to be programmed