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)
an official recognition of merit; "although he didn't win the prize he did get special mention"
a remark that calls attention to something or someone; "she made frequent mention of her promotion"; "there was no mention of it"; "the speaker made several references to his wife"
commend; "he was cited for his outstanding achievements"
make reference to; "His name was mentioned in connection with the invention"