Meaning

adjective having great beauty and splendor

adjective very good;of the highest quality

adjective characterized by grandeur

originEtymology tree Proto-Indo-European *spln̥d-eh₁-der. Latin splendeō Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idus Latin splendidus English splendid From Latin splendidus, from splendere (“to shine”) + -idus (“adjective forming suffix”).

Etymology from Wiktionary, CC BY-SA 3.0