Definition of prophyll in English:

prophyll

noun

Botany
  • 1The first leaf, or either of the first two leaves, on a lateral shoot, distinguishable (often smaller) in shape and form from later leaves. Compare earlier prophyllum.

  • 2= protophyllrare.

Origin

Early 20th century; earliest use found in Encyclopaedia Britannica. From pro- + -phyll.

Pronunciation

prophyll

/ˈprəʊfɪl/