Definition of "ascidian" []

• See sea squirt. (noun)

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.

• "It is an interesting fact that vanadium is an essential element to [[ascidian]] s, also known as sea squirts."
• "Kenjo A, et al., Cloning and characterization of novel ficolins from the solitary ascidian, Halocynthia roretzi."
• "A new transglutaminase-like from the ascidian Ciona intestinalis."