ETYMOLOGY
from Latin micare (to shine, sparkle, dart, move swiftly) + -acious
PRONUNCIATION
migh-KAY-shuhss
EXAMPLE
“…Others little inferior in splendour followed in procession; and what added much to their gorgeous appearance was, that as the oars were lifted, the water was perfectly micacious, and they appeared to glide over a sea of liquid gold…”
From: Constantinople Ancient and Modern:
With Excursions to the Shores and Islands of the Archipelago and to the Troad
By James Dallaway, 1797
Lexicophilia 