not transparent or translucent; not transmitting or reflecting light or radiant energy
The opaque glass blocked the view completely.
Vocabulary like opaque appears on the Digital SAT in Words-in-Context questions, where you choose the word that fits a passage's meaning and tone. You can also drill this word with vocabulary flashcards.
fill; keep busy with
attacking; the action of attacking an enemy
intrusive; intrusive in a meddling or offensive manner
make up for; compensate for or counterbalance
threatening; threatening or foreshadowing evil or tragic developments
eating all types of food; feeding on both plants and animals
burdensome and difficult
continuous; currently happening
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