the silky covering of the seeds of certain tropical trees of the bombax family, used for stuffing cushions, pillows, etc.
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How to use silk cotton in a sentence
Everywhere the birds are joyful and noisy; nowhere more so than at the silk-cotton and the coral trees.
Lastly, the purse is cosily lined with silk-cotton down or other soft material.
The shesham and the silk-cotton trees are fast losing their leaves, but all the other trees are covered with foliage.
silk cotton has a smooth surface and therefore cannot be spun like true cotton which has corded edges.Textiles | William H. Dooley
The silk cotton or kapok (bombax) is also to be met with in every village.The History of Sumatra | William Marsden
British Dictionary definitions for silk cotton
another name for kapok
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012