superluminal

[ soo-per-loo-muh-nl ]

/ ˌsu pərˈlu mə nl /

adjective Astronomy.

appearing to travel faster than the speed of light.

Nearby words

superl., superlative, superliner, superload, superloo, superluminal, superlunar, superlunary, supermajority, supermale, superman

Origin of superluminal

super- + Latin lūmin-, stem of lūmen light + -al¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for superluminal

superluminal

/ (ˌsuːpəˈluːmɪnəl) /

adjective

physics of or relating to a speed or velocity exceeding the speed of light

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012