Of or pertaining to fibrils, or nanoscale fibers(adjective)
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Use "fibrillary" in a sentence
"During surgery, Jack suffered a near-fatal stroke, but doctors were able to successfully remove 75-90 percent of the exposed tumor, an uncommon brain cancer called fibrillary astrocytoma, one of about 120 kinds of brain tumors."
"Day, JR, et al. Gonadal steroids regulate the expression of glial fibrillary acidic proteins in the adult male rat hippocampus."
"Stone, et al. Directional transcription regulation of glial fibrillary acidic proteins by estradiol in vivo and in vitro."