Definition of "embelif"

Robert Dene of Sussex (14th century) bore "Gules a quarter azure 'embelif,' or aslant, and thereon a sleeved arm and hand of silver."

1910, The Encyclopaedia Britannica: Har to Ita, page 320

The trick […] might be meant for a lion passant or for one rampant embelif […]

2009, Thomas Daniel Tremlett, Hugh Stanford London, Rolls of Arms, Henry III., page 132