संवातन मतलब [सं-पु.] - ऐसी व्यवस्था जिससे कमरे आदि में हवा का प्रवाह निरंतर बना रहे; (वेंटिलेशन)। Also see Samvatan in English.
Here is meaning of Samvatan in hindi. Get definition and hindi meaning of Samvatan. What is Hindi definition and meaning of Samvatan ? (hindi matlab - arth kya hai?).