cyclosporine

[ sahy-kluh-spawr-een, -in, -spohr-, sik-luh- ]
/ ˌsaɪ kləˈspɔr in, -ɪn, -ˈspoʊr-, ˌsɪk lə- /

noun Pharmacology.

a substance, synthesized by certain soil fungi, that suppresses the immune response by disabling helper T cells, used to minimize rejection of foreign tissue transplants.
Also cy·clo·spo·rin [sahy-kluh-spawr-in, -spohr-, sik-luh-] /ˌsaɪ kləˈspɔr ɪn, -ˈspoʊr-, ˌsɪk lə-/.

Origin of cyclosporine

1975–80; < New Latin Cyclospor(eae) a class of brown algae (see cyclo-, -spore, -eae) + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for cyclosporin

cyclosporin

/ (ˌsaɪkləʊˈspɔːrɪn) /

noun

a variant spelling of ciclosporin
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

Medicine definitions for cyclosporin

cyclosporine

[ sī′klə-spôrēn, -ĭn ]

n.

A cyclic oligopeptide immunosuppressant produced by fungus and used to inhibit organ transplant rejection.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for cyclosporin

cyclosporine

[ sī′klə-spôrēn, -ĭn ]

A polypeptide obtained from any of various deuteromycete fungi, used as an immunosuppressive drug to prevent the rejection of transplanted organs.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.