To cut apart or separate (tissue), especially for anatomical study.
To examine, analyze, or criticize in minute detail: dissected the plan afterward to learn why it had failed. See Synonyms at analyze.
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.