Pronunciation: ˌ pr ō -t ə - ' z ī -l ə m, - ˌ lem
Function: noun
Date: 1887
: the first-formed xylem developing from procambium and consisting of narrow cells with annular, spiral, or scalariform wall thickenings
Pronunciation: ˌ pr ō -t ə - ' z ī -l ə m, - ˌ lem
Function: noun
Date: 1887
: the first-formed xylem developing from procambium and consisting of narrow cells with annular, spiral, or scalariform wall thickenings
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012