noun (used with a plural verb) Astronomy.
a collection of meteors comprising a meteor shower (Quadran·tid me·teor show·er) visible around January 31 and having its apparent origin in the constellation Boötes.
A Word Problem in Tonight’s Meteor ShowerTonight’s meteor shower has an anachronistic name. It was originally named after the constellation Quadrans Muralis, discovered by Jerome Lalande in 1795. Well, “discover” may be the wrong word. Today, the International Astronomical Union no longer recognizes this constellation, rather the stars that were a part of it are now considered to be parts of other, more widely recognized constellations. Lalande named the constellation “Quadrans Muralis” after …
Origin of Quadrantids
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019