Definition of sieve plate in English:

sieve plate

Syllabification: sieve plate


1An area of relatively large pores present in the common end walls of sieve tube elements.
More example sentences
  • Between each sieve cell lies a sieve plate with small pores.
  • Sieve elements close to the cambium were identified by aniline blue fluorescence of their sieve plates (open arrowheads) and were positive for serpins.
1.1 Zoology A perforated plate in the integument of an invertebrate, especially the madreporite of an echinoderm.
More example sentences
  • One of the genital plates serves as the sieve plate, or madreporite, for the water vascular system.
  • In addition it has a sieve plate, or cribribulla, at the expanded base of each exaulos tube, structures not present in these Ordovician sponges.

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Word of the day retroflex
Pronunciation: ˈretrəˌfleks
turned backward