Wordnet 3.0
ADJECTIVE (1)
1.
resembling muscle;
The Collaborative International Dictionary of English v.0.48:
Myoid \My"oid\, a. [Myo- + -oid.]
Composed of, or resembling, muscular fiber.
[1913 Webster]
WordNet (r) 3.0 (2006):
myoid
adj 1: resembling muscle