timelordEtymologyFrom time + lord. From "Time Lord", the term for a member of a specific race of time travellers from the long-running BBC television series Doctor Who.timelord means A person who has mastered time travel. Lexicurio rates it Sui generis — a strength score of 88 out of 100.nounA person who has mastered time travel.“A renegade timelord from the future who liked to meddle with history? If this were so, perhaps he really had talked with Christ and the kings of bygone days.”