Half-life

"Half-life" in Russian

пери́од полувыведе́ния

períod poluvyvedénija

(medicine: time for a substance to lose half of its activity)

пери́од полужи́зни

períod polužízni

(chemistry: time required for concentration to fall to half)

пери́од полураспа́да

períod poluraspáda

(time in physics)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.