2. Adjective. (context: biology) Of or pertaining to senescent animals or plants. ¹
¹ Source: wiktionary.com
Definition of Gerontic
1. pertaining to old age [adj]
Lexicographical Neighbors of Gerontic
Literary usage of Gerontic
Below you will find example usage of this term as found in modern and/or classical literature:
1. Science by American Association for the Advancement of Science (1897)
"The structural changes in the gerontic stage of the individual are repeated with
sufficient accuracy in the adult, and often even in the ..."
2. The American Naturalist by American Society of Naturalists, Essex Institute (1906)
"From the umbo up to and including the mature portion of the shell there are 24
well marked growth lines about equidistant; on the gerontic or deflected ..."
3. The American Geologist: A Monthly Journal of Geology and Allied Sciences by Newton Horace Winchell (1903)
"This globose form may be regarded as a senile, gerontic variation of a second,
equally large form having a much greater vertical range. ..."
4. Scientific Survey of Porto Rico and the Virgin Islands by New York Academy of Sciences (1920)
"A gerontic shell from the San Sebastian shale measures, in length 30 mm., ...
These gerontic shells show a perodic swelling and contraction of the ribs and ..."
5. Biological Lectures Delivered at the Marine Biological Laboratory of Wood's (1900)
"There are in some groups, especially among parasites, also introduced, adaptive
stages of a retrogressive' nature that are not in any sense gerontic, ..."
6. The School of Mines Quarterly by Columbia University School of Chemistry (1903)
"... in the development of the species represented by this individual is found in
its rather large size accompanied, however, by no gerontic characteristics. ..."
7. The School of Mines Quarterly by Columbia University School of Chemistry (1903)
"... in the development of the species represented by this individual is found in
its rather large size accompanied, however, by no gerontic characteristics. ..."