thalweg or talweg /tälˈveg, -vāhh/ (geology)

1. The longitudinal profile of the bottom of a river bed
2. The middle of a main navigable waterway, acting as a boundary between states

• crystallizable
• crystallization
• crystallize
• crystallized
• crystallizes
• crystallizing
• crystallogenesis
• crystallogenetic
• crystallographer
• crystallographers
• crystallographic
• crystallographically
• crystallography
• crystalloid
• crystalloids
• crystallomancy
• crystal meth
• crystal rectifier
• crystal rectifiers
• crystals
• crystal set
• crystal sets
• crystal therapies
• crystal therapy
• crystal violet