Tranquility definition: the quality or state of being tranquil; calmness; peacefulness; quiet; serenity.. See examples of TRANQUILITY used in a sentence. Tranquility is a noun that means a peaceful, calm state, without noise, violence, worry, etc. Learn more about its pronunciation, synonyms and usage in sentences from various sources. tranquility meanings, definitions, synonyms, and antonym. Explore more Positive Words at Dictionary by BUHAVE. Tranquillity is the quality or state of being calm, serene, and worry-free. Learn how tranquillity relates to natural environments, health, enjoyment, and economic factors, and how it differs from preference and danger.
