sesamoid vs sesamoid bone

sesamoid and sesamoid bone both are nouns.

Word	Noun	Adjective	Verb	Adverb
sesamoid	Yes	No	No	No
sesamoid bone	Yes	No	No	No

As nouns, sesamoid and sesamoid bone are synonyms defined as:

sesamoid and sesamoid bone: any of several small round bones formed in a tendon where it passes over a joint

Other synonyms of sesamoid include os sesamoideum.

sesamoid (noun)	sesamoid bone (noun)
any of several small round bones formed in a tendon where it passes over a joint	any of several small round bones formed in a tendon where it passes over a joint