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1. Capable of being raised to an upright position.
2. Anatomy Of or relating to tissue that is capable of filling with blood and becoming rigid.
e·rec·til′i·ty (-tĭl′ĭ-tē) n.
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.