follow Dictionary.com

Why is the ninth month called September?

platy1

[pley-tee] /ˈpleɪ ti/
adjective, platier, platiest.
1.
(of an igneous rock) split into thin, flat sheets, often resembling strata, as a result of uneven cooling.
Origin
1525-1535
1525-35; plate1 + -y1

platy2

[plat-ee] /ˈplæt i/
noun, plural (especially collectively) platy (especially referring to two or more kinds or species) platys, platies.
1.
Origin
1930-35; by shortening of Neo-Latin Platypoecilus genus name, equivalent to platy- platy- + -poecilus < Greek poikílos mottled

platy-

1.
a combining form meaning “flat,” “broad,” used in the formation of compound words:
platyhelminth.
Also, plat-.
Origin
combining form representing Greek platýs; see flat1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples for platy
  • Serpentine is usually fine-grained and compact but may be granular, platy, or fibrous in appearance.
  • Consists of mainly dark platy to medium-bedded, fine-grained to aphanitic limestone, generally oolitic and fossiliferous.
British Dictionary definitions for platy

platy1

/ˈpleɪtɪ/
adjective platier, platiest
1.
of, relating to, or designating rocks the constituents of which occur in flaky layers platy fracture
Word Origin
C19: from plate + -y1

platy2

/ˈplætɪ/
noun (pl) platy, platys, platies
1.
any of various small brightly coloured freshwater cyprinodont fishes of the Central American genus Xiphophorus, esp X. maculatus
Word Origin
C20: shortened from New Latin Platypoecilus former genus name, from platy- + -poecilus, from Greek poikilos spotted

platy-

combining form
1.
indicating something flat platyhelminth
Word Origin
from Greek platus flat
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
platy in Medicine

platy- pref.
Flat: platyhelminth.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Encyclopedia Article for platy

(species Xiphophorus maculatus), popular tropical aquarium fish of the live-bearer family, Poeciliidae (order Atheriniformes). The platy is a compact fish, about 5 cm (2 inches) long and extremely variable in colour. It has been bred in many attractive colour varieties, and, like the related swordtail (Xiphophorus helleri) with which it has been crossed, has been used in a variety of genetic and medical studies

Learn more about platy with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
Cite This Source

Word of the Day

Difficulty index for platy

Some English speakers likely know this word

Word Value for platy

10
11
Scrabble Words With Friends