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semipalmate

American  
[sem-ee-pal-meyt, -mit, -pahl-, -pah-meyt, sem-ahy-] / ˌsɛm iˈpæl meɪt, -mɪt, -ˈpɑl-, -ˈpɑ meɪt, ˌsɛm aɪ- /
Also semipalmated

adjective

  1. partially or imperfectly palmate, as a bird's foot; half-webbed.


semipalmate British  
/ ˌsɛmɪˈpæmɪt /

adjective

  1. (of the feet of some birds) having the front three toes partly webbed

"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

Etymology

Origin of semipalmate

First recorded in 1775–85; semi- + palmate