| thomson | (n) United States composer who collaborated with Gertrude Stein (1896-1989), Syn. Virgil Thomson, Virgil Garnett Thomson |
| thomson | (n) United States electrical engineer (born in England) who in 1892 formed a company with Thomas Edison (1853-1937), Syn. Elihu Thomson |
| thomson | (n) English physicist (son of Joseph John Thomson) who was a co-discoverer of the diffraction of electrons by crystals (1892-1975), Syn. Sir George Paget Thomson, George Paget Thomson |
| thomson | (n) English physicist who experimented with the conduction of electricity through gases and who discovered the electron and determined its charge and mass (1856-1940), Syn. Joseph John Thomson, Sir Joseph John Thomson |
| thomson's gazelle | (n) East African gazelle; the smallest gazelle, Syn. Gazella thomsoni |
| myotonia congenita | (n) a mild, rare, congenital form of myotonia characterized by muscle stiffness, Syn. Thomsen's disease |
| wilson | (n) Scottish physicist who invented the cloud chamber (1869-1959), Syn. Charles Thomson Rees Wilson |
| Thomsenolite | n. [ Named after Dr. J. Thomsen of Copenhagen. See -lite. ] (Min.) A fluoride of aluminium, calcium, and sodium occurring with the cryolite of Greenland. [ 1913 Webster ] |
| Thomsen's disease | [ From Thomsen, a physician of Sleswick. ] (Med.) An affection apparently congenital, consisting in tonic contraction and stiffness of the voluntary muscles occurring after a period of muscular inaction. [ 1913 Webster ] |
| Thomsonian | a. (Med.) Of or pertaining to Thomsonianism. -- n. A believer in Thomsonianism; one who practices Thomsonianism. [ 1913 Webster ] |
| Thomsonianism | n. (Med.) An empirical system which assumes that the human body is composed of four elements, earth, air, fire, and water, and that vegetable medicines alone should be used; -- from the founder, Dr. Samuel Thomson, of Massachusetts. [ 1913 Webster ] |
| Thomsonite | n. [ From R. D. Thomson, of Glasgow. ] (Min.) A zeolitic mineral, occurring generally in masses of a radiated structure. It is a hydrous silicate of aluminia, lime, and soda. Called also mesole, and comptonite. [ 1913 Webster ] |
| Thomson process | . [ After Elihu Thomson, American inventor. ] A process of electric welding in which heat is developed by a large current passing through the metal. [ Webster 1913 Suppl. ] |
