The fibrocartilage cushions between the vertebrae in the column are named for their positions along the vertebral bodies, and are called the intervertebral disks. They have a thick outer ring of cartilage called the Annulus Fibrosus as well as a much softer center called the Nucleus Pulposus.
Instructions. 1  Dress Code for a Black-Tie Event Traditionally a black-tie event requires a woman to wear long length dresses like floor length, evening separates or cocktail style because dresses of longer lengths are believed to be more formal than shorter ones.
If your wedding is an evening wedding, guests should know this, since it's a typical rule of etiquette. You can write on the invitation, Black tie invited so that your guests know that it's a formal wedding. Based on your description of what you want them to wear, this is considered formal wear.