Definition of phytolith
: a microscopic siliceous particle that is formed by a plant and that is highly resistant to decomposition ancient vegetation revealed by phytoliths
Recent Examples of phytolith from the Web
These phytoliths are in leaf cells, which curl up to hold water when dry.
Less than a tenth of an ounce of soil might yield thousands of phytoliths, says Dolores Piperno, a phytolith expert at the Smithsonian who was not involved in the study.
The team turned their attention to surface patterns on the phytolith which are shaped like fish scales.
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