Definition of "coetaneous" [co•e•ta•ne•ous]

• Of equal age, duration, or period; coeval. (adjective)

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.

• "Oxygenated blood from the gills is fed to the muscles via large subsurface coetaneous arteries."
• "Persons who suffer from this condition report a range of coetaneous symptoms including crawling, biting and stinging sensations; granules, threads or black speck-like materials on or beneath the skin; and/or lesions e.g., rashes or sores and some sufferers also report systemic manifestations such as fatigue, mental confusion, short term memory loss, joint pain, and changes in vision."
• "The details are sickening, but … we will but mention that running sores and coetaneous sic diseases of the most painful as well as contagious character infected the entire load…."