(HSSI) A serial port which supports serial transmit speeds of up to 52 megabits per second. It is typically used for leased lines such as DS3 (44.736 Mbps) and E3 (34 Mbps) and for Wide Area Network devices such as routers.
- High-speed steel
noun 1. an especially hard, heat-resistant steel for use in lathe tools and for other applications involving high friction and wear. noun 1. any of various steels that retain their hardness at high temperatures and are thus suitable for making tools used on lathes and other high-speed machines
[hahy-spir-i-tid] /ˈhaɪˈspɪr ɪ tɪd/ adjective 1. characterized by energetic enthusiasm, elation, vivacity, etc. 2. boldly courageous; mettlesome. adjective 1. vivacious, bold, or lively
plural noun 1. a mood of joy, elation, etc.; vivacity.
- High spot
noun 1. (informal) another word for highlight (sense 2)