The most common and most likely answer to this crossword clue is the 3 letter word EEC which also is the latest solution we found used in New York Times in 2006.
Lux was one of its charter members crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| EEC | 100 % | 3 | 
Words with a meaning similar to the clue: Lux was one of its charter members
These words may or may not be a possible solution to this crosswords clue.- cadillac
 - leave
 - lodge
 - compact
 - contract
 - disposition
 - initiate
 - covenant
 - bet
 - deal
 - guillotine
 - introduction
 
Crossword Answer definitions
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution