Associations to the word «Parsec»

Wiktionary

PARSEC, noun. (astronomy) (metrology) parallax second

Dictionary definition

PARSEC, noun. A unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years.

Wise words

Words are always getting conventionalized to some secondary meaning. It is one of the works of poetry to take the truants in custody and bring them back to their right senses.
William Butler Yeats