Enter a clue or pattern or both:
The Clue
Layer (7 letter answer)
The Answer
STRATUM
Tags
Notes
The answer STRATUM is so rare that it appears less than once every 2500 puzzles.
Related Clues
Level
Rock unit
Definition
STRATUM as a noun:
1. one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
2. (level, layer, stratum) = an abstract place usually conceived as having depth; "a good actor communicates on several levels"; "a simile has at least two layers of meaning"; "the mind functions on many strata simultaneously"