tercelin British English
NOUN
a male
falcon or
hawk, esp as used in
falconry
Collins English Dictionary. Copyright © HarperCollins Publishers
Word origin
C14: from Old French, from Vulgar Latin tertiolus (unattested), from Latin tertius third,
referring to the tradition that only one egg in three hatched a male chick
Bearing in mind when it came into service female pilots hadn’t become a reality, perhaps they named it over the possible chop rate
