sieve-tube element(redirected from Sieve tube element)
Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
sieve-tube elementor sieve tube element (sĭv′to͞ob′, -tyo͞ob′)
An elongated, food-conducting cell in the phloem of angiosperms, lacking a nucleus and having a sieve plate at both ends. Also called sieve-tube member.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.