Dictionary.com
Thesaurus.com

cradle cap

American  

noun

  1. an inflammation of the scalp, occurring in infants and characterized by greasy, yellowish scales; seborrheic dermatitis of infants.


cradle cap British  

noun

  1. Technical name: crusta lactea.  a form of seborrhoea of the scalp common in young babies

"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