Meaning of common currency | Babel Free

Definitions

1. A currency that is common to several countries.
   countable, literally, uncountable
2. A standard of measurement that can be used for comparing disparate things.
   countable, uncountable
3. Common practice; a widespread idea, a commonplace habit.
   countable, figuratively, uncountable

Equivalents

Examples

“Based on these factors, scientists can calculate⟳ their global warming potential, which makes it possible to have⟳ a "common currency" for greenhouse gasses, translating any given gas into its equivalent in carbon dioxide.”

“In global climate-speak, terms like⟳ 'scenario', 'impact', 'vulnerability', 'irreversible', 'mitigation', 'adaptation' and 'adaptive capacity' have⟳ become⟳ common currency, verbal coins sometimes so worn that they almost lose⟳ meaning, even though they carry⟳ sinister messages about the future of humanity.”

CEFR level