About Margaret Todd

Margaret Georgina Todd was a Scottish medical doctor and writer. She coined the term isotope in 1913 in a suggestion to chemist Frederick Soddy.

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Scottish medical doctor, schoolteacher and writer

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Margaret Georgina Todd was a Scottish medical doctor and writer. She coined the term isotope in 1913 in a suggestion to chemist Frederick Soddy.

members

here now

Be the first in the room — members see you arrive.

Facts from Wikidata (CC0). Image by National Book League (Great Britain) via Wikimedia Commons (Public domain).

Not who you're looking for? Others named Margaret Todd: Amateur golfer