opaque
adj.— «I’ve never run into this problem with Hotwire, though. Hotwire, like Priceline, is what’s referred to as an “opaque” travel site—meaning that certain details of your trip are withheld until you’ve booked a ticket.» —“Travel Troubleshooter: Oops, wrong airport” Miami Herald Mar. 13, 2005. (source: Double-Tongued Dictionary)
Further reading
National Book Award winner Barry Lopez had wise advice for young writers. First, read widely and follow your curiosity. Second, travel or learn a foreign language. And third, find out what you truly believe, because if you’re not writing from...
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...