noun, plural vas·ti [vas-tahy] /ˈvæs taɪ/. Anatomy.
Origin of vastus
Examples from the Web for vastus
In the dog and the cat the vastus externus is the most voluminous of the three portions which constitute the triceps muscle.
Ossification in the crureus or vastus lateralis muscle has been frequently observed as a result of a kick from a horse.Manual of Surgery|Alexis Thomson and Alexander Miles
Vastus animus immoderata, incredibilia, nimis alta semper cupiebat.De Bello Catilinario et Jugurthino|Caius Sallustii Crispi (Sallustius)
It covers the rectus and vastus externus portions of the triceps cruris; it is also in relation with the gluteal muscles.
The two fasciculi then pass towards the knee, being in relation with the rectus and the vastus internus of the triceps.