Formation on 28-Down Crossword Clue
4 letters · New York Times · Friday, August 2, 2013 · 21-Down
Appeared in 1 New York Times Crossword: Friday, August 2, 2013.
Exact puzzle match · New York Times · August 2, 2013 · 21-Down · 4 letters
RUST0 of 4 letters revealed
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What does this clue mean?
the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water
noun
WordNet® (Princeton University)
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