When the House met on the opening day of the winter session, Chairman Hamid Ansari mentioned the passing away of 69-year old Zhimomi.
He was admitted at the AIIMS for the past few days and died this morning after suffering a stroke.
An active social worker who strived for upliftment of weaker and backward sections of society, Zhimomi represented the state of Nagaland in the Upper House for two terms - from July 2008 to April 2010 and from April 2010 till date.
The House stood in silence as mark of respect in the memory of Zhimomi and three other former members - Ram Kapse, Rudra Pratap Singh and N Rajendran.
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Ansari said as a mark of respect to the passing away of a sitting member, the House stands adjourned for the day.
Earlier, he said Kapse, 81, who represented Maharashtra in Rajya Sabha from September 1996 to July 1998, passed away on September 29. He was also the Lt Governor of Andaman and Nicobar Islands.
Rajendran, who represented Tamil Nadu in the Upper House from July 1995 to July 2001, passed away at the age of 61 on November 11.
"We deeply mourn the passing away of Prof Ram Kapse, Dr Rudra Pratap Singh, Shri N Rajendran and Shri Khekiho Zhimomi," Ansari said.