Triang mukha eka pada paschimottanasana is a seated forward bend and its name comes from several Sanskrit words:
Triang, meaning “three limbs”;
Mukha, meaning “face”;
Eka, meaning “one”;
Pada, meaning “foot”;
Paschima, meaning “west” or “back of the body”;
Uttana, meaning “intense stretch”; and
Asana, meaning “posture” or “pose.”