1. (noun) a horizontal beam that extends across something

• crossbeam
• trave
• traverse

1. (noun) a horizontal beam that extends across something

• beam

2. (noun) a transverse brace

• brace
• bracing

1. (noun) a transverse brace

• cross thwart
• thwart
• crossbar
• round
• rung
• stave
• rundle
• rung
• spoke
• transom
• traverse