sieve cell
noun Botany.
an elongated cell whose walls contain perforations (sieve pores) that are arranged in circumscribed areas (sieve plates) and that afford communication with similar adjacent cells.
Origin of sieve cell
First recorded in 1870–75
Words nearby sieve cell
sierra vista,
sies,
siesta,
sieva bean,
sieve,
sieve cell,
sieve graft,
sieve of eratosthenes,
sieve tube,
sieve-tube element,
sievers
Scientific definitions for sieve cell
sieve cell
[ sĭv ]
An elongated, food-conducting cell in phloem characteristic of gymnosperms. Sieve cells have pores through which nutrients flow from cell to cell, but they have no sieve plates like the more specialized sieve-tube elements of angiosperms. Compare sieve-tube element.