-rrhea

-rrhea

suff.

Flow; discharge: seborrhea.

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[New Latin -rrhoea, from Greek -rrhoia, from rhoia, a flowing, from rhein, to flow; see sreu- 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.

-rrhea

-rhea

or -rhoea

or -rrhoea

a combining form meaning “flow,” “discharge”: menorrhea; pyorrhea.

[< New Latin -rrhoea < Greek -rrhoia, comb. form representing rhoía a flow, akin to rheîn to flow, stream]

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