tactoid
noun
tac·toid
ˈtak-ˌtȯid 
: an elongated particle (as in a sickle cell, myosin, or fibrin) that appears as a spindle-shaped body under a polarizing microscope
Cite this Entry
“Tactoid.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/tactoid. Accessed 15 Jul. 2025.
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