Definitions
Rare dense metal used in high-temperature alloys.
Word origin
From Latin Rhenus (“Rhine”), + -ium.
Used in a sentence
“Before the discovery and confirmation of the existence of rhenium predicted by Mendeleev's periodic law, rhenium was provisionally termed dvi-manganese because of its expected resemblance to manganese.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Jet-engine metal”7 letters
Not quite right?
"Search similar patterns."
R______