Agar, life,constant communicate: Global warming history of mobile phone 2004,ISBN 1-84046-541-7 अगर जॉन निरंतर संपर्क: मोबाइल फ़ोन का एक वैश्विक इतिहास 2004 ISBN 1-84046-541-7
परिभाषा
a colloidal extract of algae; used especially in culture media and as a gelling agent in foods पर्याय: agar-agar,
any culture medium that uses agar as the gelling agent पर्याय: nutrient agar,