Definition of gerontic in English:

gerontic

Line breaks: ger|on¦tic
Pronunciation: /dʒɛˈrɒntɪk
 
/

adjective

  • Relating to old age, elderly people, or senescent animals or plants.
    More example sentences
    • The gerontic whorl of gastropod genera of the subfamily Mitchelliinae is twisted both outwards and backwards, but not upwards as in members of the subfamily Scoliostomatinae.
    • Rapid growth of the inner and basal parts of the apertural margin during their late shell ontogeny caused twisting of the gerontic whorl both outwards and backwards.
    • The gerontic aperture is narrowly elongated in species of Eoscoliostoma, but rather circular in Scoliostoma species.

Origin

late 19th century: from Greek gerōn, geront- 'old man' + -ic.

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