Definition of "gerontologist" [gerontologist]

• A physician who specializes in gerontology (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "If I step outside my role as a gerontologist and put on my psychologist's hat, it's pretty obvious to me that gerontophobia (the fear of aging and discomfort with the elderly) -- and ageism (a set of beliefs used to justify age-based prejudice) still permeate every facet of our culture."
• "Amen, says Diane Persson, a gerontologist who has written about the boom in younger nursing home residents."
• "Biomedical gerontologist Aubrey de Grey, PhD, the organizer of the conference, even claimed that science was advancing at such a pace that some children born today might live for several centuries."