The most common and most likely answer to this crossword clue is the 11 letter word EYE-OPENING which also is the latest solution we found used in New York Times in 2023.
OPTO- crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| EYE-OPENING | 100 % | 11 | 
Why may EYE-OPENING be the right solution?
"OPTO-" is a prefix that relates to vision or the eye. "EYE-OPENING" is a phrase that means surprising or revealing, which fits the clue. Therefore, "EYE-OPENING" is the right solution for "OPTO-".
Words with a meaning similar to the clue: OPTO-
These words may or may not be a possible solution to this crosswords clue.- coupler
 - couplers
 - electronic
 - electronics
 - isolator
 - isolators
 - mechanical
 - optical
 - polyphase
 - pyroelectric
 - nematic
 - subminiature
 
Crossword Answer definitions
EYE-OPENING adjective- Very startling or shocking; engaging a person's full attention.
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution