n.
1.plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals
2.muscular diaphragm that controls the size of the pupil
3.diaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening
Idiom of the Day
serve (someone's) purpose
to be useful to someone for a certain need
The small screwdriver should serve my purpose until I find the correct size.