platy
1[ pley-tee ]
/ ˈpleɪ ti /
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adjective, plat·i·er, plat·i·est.
(of an igneous rock) split into thin, flat sheets, often resembling strata, as a result of uneven cooling.
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Definition for platy (2 of 3)
platy2
[ plat-ee ]
/ ˈplæt i /
noun, plural (especially collectively) plat·y, (especially referring to two or more kinds or species) plat·ys, plat·ies.
Origin of platy
21930–35; by shortening of New Latin Platypoecilus genus name, equivalent to platy-platy- + -poecilus<Greek poikílos mottled
Definition for platy (3 of 3)
platy-
a combining form meaning “flat,” “broad,” used in the formation of compound words: platyhelminth.
Also plat- .
Origin of platy-
Combining form representing Greek platýs;see flat1
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for platy
The platy parting is the more common, but the columnar or prismatic parting is well exhibited at several localities.
Mount Rainier|VariousStrawberry Falls mark the front of a glacial step over a massive flow of platy andesite.
The Geologic Setting of the John Day Country|Thomas Prence ThayerIt weathers readily to platy-pseudomorphs of bastite which are soft and yield low polarization colours.
British Dictionary definitions for platy (1 of 3)
platy1
/ (ˈpleɪtɪ) /
adjective platier or platiest
of, relating to, or designating rocks the constituents of which occur in flaky layersplaty fracture
Word Origin for platy
C19: from plate + -y 1
British Dictionary definitions for platy (2 of 3)
platy2
/ (ˈplætɪ) /
noun plural platy, platys or platies
any of various small brightly coloured freshwater cyprinodont fishes of the Central American genus Xiphophorus, esp X. maculatus
Word Origin for platy
C20: shortened from New Latin Platypoecilus former genus name, from platy- + -poecilus, from Greek poikilos spotted
British Dictionary definitions for platy (3 of 3)
platy-
combining form
indicating something flatplatyhelminth
Word Origin for platy-
from Greek platus flat
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for platy
platy-
pref.
Flat:platyhelminth.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.