| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| a scrap or morsel of food left at a meal. |
stratification (ˌstrætɪfɪˈkeɪʃən) ![]() | |
| —n | |
| 1. | the arrangement of sedimentary rocks in distinct layers (strata), each layer representing the sediment deposited over a specific period |
| 2. | the act of stratifying or state of being stratified |
| 3. | sociol See social stratification |
| [C17 (in the obsolete sense: the act of depositing in layers) and C18 (in the current senses): from New Latin strātificātiōnem, from stratificāre to | |
| stratifi'cational | |
| —adj | |
stratification strat·i·fi·ca·tion (strāt'ə-fĭ-kā'shən)
n.
An arrangement in layers or strata.
| stratification (strāt'ə-fĭ-kā'shən) Pronunciation Key
Formation or deposition of layers, as of rock, sediments, or atmospheric regions. |
The process by which materials form or are deposited in layers, as in sedimentary rocks and some igneous rocks.
Note: The atmosphere and the ocean also exhibit stratification, with the warmer air or water occupying the upper layers.