noun, Physics, Electronics.
the onset of microwave oscillations in a thin slice of a semiconductor when a voltage exceeding a given value is applied across the slice.
a phenomenon observed in some semiconductors in which a steady electric field of magnitude greater than a threshold value generates electrical oscillations with microwave frequencies
[guhn-l] /ˈgʌn l/ noun 1. any small eellike blenny of the family Pholididae (Pholidae), especially Pholis gunnellus (rock gunnel) common in shallow waters of the North Atlantic. [guhn-l] /ˈgʌn l/ noun, Nautical. 1. . [guhn-l] /ˈgʌn l/ noun, Nautical. 1. the upper edge of the side or bulwark of a vessel. 2. the sheer strake […]
/ˈɡʌnəl/ noun 1. Sally. born 1966, British athlete: Olympic 400-metre hurdles gold medallist (1992)
[guhn-er-uh, guh-neer-uh] /ˈgʌn ər ə, gəˈnɪər ə/ noun 1. any tropical plant of the genus Gennera, native to South America, having enormous leaves resembling rhubarb. /ˈɡʌnərə/ noun 1. any herbaceous perennial plant of the genus Gunnera, found throughout the S hemisphere and cultivated for its large leaves
[guhn-uh-ree] /ˈgʌn ə ri/ noun 1. the art and science of constructing and operating , especially large . 2. the act of firing . 3. collectively. /ˈɡʌnərɪ/ noun 1. the art and science of the efficient design and use of ordnance, esp artillery 2. guns collectively 3. the use and firing of guns 4. (modifier) […]