From Latin flÅ«ctuÄns, flÅ«ctuant- , present participle of flÅ«ctuÄre, to fluctuate; see fluctuate. adjective. 1  Subject to change or variation: variable: fluctuant oil prices. 2  Medicine Capable of being moved or compressed.3  Used of an abnormal mass such as a tumor or abscess. 4  Moving in waves.djective. 1  Subject to change or variation: variable: fluctuant oil prices. 2  Medicine Capable of being moved or compressed. 3  Moving in waves.
Like Gulf Oil, Texaco was founded in 1901 after a major oil strike at Spindletop near Beaumont, Texas. The company was officially incorporated as The Texas Company in 1902 and the word Texaco was first used as a brand (for asphalt, not gasoline) in 1903.
Texas Instruments was founded in 1951. It emerged after a reorganization of Geophysical Service, a company that manufactured equipment for use in the seismic industry as well as defense electronics.TI began research in transistors in the early 1950s and produced the world's first commercial silicon transistor.exas Instruments was founded in 1951. It emerged after a reorganization of Geophysical Service, a company that manufactured equipment for use in the seismic industry as well as defense electronics.