opaque
adjective/oʊˈpeɪk/
Frequency rank: #8,879 most common English word
Meaning
not transparent; difficult to understand or explain.

Example sentence
The instructions were so opaque that nobody could understand what to do.
Synonyms & related words
Practice this word in the quiz
More words in ranks 8,801–8,900
- motherhoodthe state or experience of being a mother.
- murderousCapable of or intending to commit murder; extremely dangerous or deadly.
- nonstopWithout any stops or breaks; continuous.
- notoriouslyin a way that is widely known for something negative.
- oatmeala porridge made from ground or rolled oats, commonly eaten as a breakfast food.
- ordnanceMilitary weapons, ammunition, and related equipment.
- originateto begin or arise from a particular place or source
- otterA small semi-aquatic mammal with thick fur that lives near rivers and eats fish.
- pelvicrelating to the pelvis, the basin-shaped structure of bones at the base of the spine.
- percussionthe section of a musical ensemble consisting of instruments played by striking or hitting, such as drums and cymbals.