bilinear /bī-linˈi-ər/

1. Of or involving two lines
2. (of a mathematical expression) containing two variables, each of which is linear

• coffee mills
• coffee morning
• coffee mornings
• coffee pot
• coffee pots
• coffee room
• coffee rooms
• coffees
• coffee service
• coffee set
• coffee shop
• coffee shops
• coffee stall
• coffee stalls
• coffee table
• coffee-table book
• coffee-table books
• coffee tables
• coffee tree
• coffee trees
• coffer
• cofferdam
• cofferdams
• coffered
• coffer-fish