platy-

platy-

pref.

Flat: platyhelminth.

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[Greek platu-, from platus; see plat- 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.

platy-

combining form

indicating something flat: platyhelminth.

[from Greek platus flat]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

plat•y¹

(ˈpleɪ ti)

adj. plat•i•er, plat•i•est.

(of an igneous rock) split into thin, flat sheets, often resembling strata, as a result of uneven cooling.

[1800–10]

plat•y²

(ˈplæt i)

n., pl. (esp. collectively) plat•y, (esp. for kinds or species) plat•ys, plat•ies.

platyfish.

[1930–35; by shortening of New Latin Platypoecilus genus name =platy- platy- + -poecilus < Greek poikílos mottled]

platy-

a combining form meaning “flat,” “broad”: platyhelminth.

[comb. form representing Greek platýs; see flat¹]

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.