name: A surname (common: 1 in 16666 families; popularity rank in the U.S.: #2102)
noun: A surname from Vietnamese.
noun: (astronomy) Abbreviation of light year. [(astronomy) A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (10¹⁶ metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances.]
noun: (astronomy, countable) Alternative spelling of ly; light-year
noun: (uncountable) Initialism of lethal yellowing. [A phytoplasma disease that attacks many species of palm tree.]