INTERFACE WIDENING. 1  Assessment of width. Radiolucent zones wider than 2 mm are evidence for loosening. 2  Assessment of location Acetabular component 1-2 mm radiolucent zone cement-bone interface of superolateral aspect (Gruen zone 1) are frequently seen and not a sign of loosening.
When bar service is offered to guests at an event free of charge, it is known as a âhost bar.â This is in contrast with a cash or no-host bar, at which guests are expected to pay for their own drinks.
plural snack bars. snack bar. noun. plural snack bars. Learner's definition of SNACK BAR. [count] : a public place where small meals and snacks are served usually at a counter. There's a snack bar at the pool where we can get nachos.