[ uh-fer-uh-sis for 1; af-uh-ree-sis for 2 ]
/ əˈfɛr ə sɪs for 1; ˌæf əˈri sɪs for 2 /
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Also aphaeresis. the loss or omission of one or more letters or sounds at the beginning of a word, as in squire for esquire, or count for account.
Medicine/Medical. the withdrawal of whole blood from the body, separation of one or more components, and return by transfusion of remaining blood to the donor.
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.
Origin of apheresis
OTHER WORDS FROM apheresisaph·e·ret·ic [af-uh-ret-ik], /ˌæf əˈrɛt ɪk/, adjective
Words nearby apheresis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for apheresis
/ (əˈfɪərɪsɪs) /
the omission of a letter or syllable at the beginning of a word
a method of collecting blood from donors that enables its different components, such as the platelets or plasma, to be separated out
Derived forms of apheresisapheretic or aphaeretic (ˌæfəˈrɛtɪk), adjective
Word Origin for apheresis
C17: via Late Latin from Greek, from aphairein to remove
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
Medical definitions for apheresis
[ ăf′ə-rē′sĭs ]
A procedure in which blood is drawn from a donor and separated into its components, some of which are retained, such as plasma or platelets, and the remainder returned by transfusion to the donor.hemapheresis
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.