n. The study of the sources, dispersion, and effects of airborne biological materials, such as pollen, spores, and microorganisms. aer′o·bi·o·logi·cal (-ə-lŏjĭ-kəl) adj. aer′o·bi·o·logi·cal·ly adv. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.