annual layer

1. A sedimentary layer deposited, or presumed to have been deposited, during the course of a year; for example, a glacial varve. 2. A dark layer in a stratified salt deposit containing disseminated anhydrite.

Related terms:

• annual flood
• annual variation
• annual storage
• magnetic annual change
• surface boundary layer
• planetary boundary layer
• E layer
• F1 layer
• Ekman layer
• deep scattering layer