The most common and most likely answer to this crossword clue is the 3 letter word OED which also is the latest solution we found used in Boston Globe in 2015.
UK reference crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters | 
|---|---|---|
| OED | 100 % | 3 | 
Words with a meaning similar to the clue: UK reference
These words may or may not be a possible solution to this crosswords clue.- about
 - allusion
 - allusive
 - appeal
 - application
 - assignment
 - background
 - base
 - baseline
 - basis
 - benchmark
 - benchmarking
 
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution