rectus

play
noun rec·tus \ ˈrek-təs \

Definition of rectus

plural recti play \-ˌtī, -ˌtē\
:any of several straight muscles (as of the abdomen)

Recent Examples of rectus from the Web

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Origin and Etymology of rectus

New Latin, from rectus musculus straight muscle


Medical Dictionary

rectus

play
noun rec·tus \ ˈrek-təs \

medical Definition of rectus

plural recti play \-ˌtī\
1 :any of several straight muscles (as the rectus abdominis or the rectus femoris)
2 :any of four extraocular muscles of the eyeball that arise from the border of the optic foramen and run forward to insert into the sclera of the eyeball:
a :one that is the thinnest and narrowest and inserts into the superior aspect of the sclera called also rectus superior, superior rectus
b :one that is the longest, arises by two heads, and inserts into the lateral aspect of the sclera called also lateral rectus, rectus lateralis
c :one that is the broadest and inserts into the medial aspect of the sclera called also medial rectus, rectus medialis
d :one that inserts into the inferior aspect of the sclera called also inferior rectus, rectus inferior

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