sesquipedal


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ses·quip·e·dal

 (sĕ-skwĭp′ĭ-dl)
adj.
Sesquipedalian.

[Latin sēsquipedālis, of a foot and a half in length : sēsqui-, sesqui- + pēs, ped-, foot; see ped- in Indo-European roots.]
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.
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sesquipedal

adjective
Having many syllables:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
The Gelidium Sesquipedal red seaweed, known all over the world for the quality of the agar agar it contains, is very abundant on the Moroccan Atlantic coast.