Baltimore

¹ American  

[bawl-tuh-mawr, -mohr] / ˈbɔl təˌmɔr, -ˌmoʊr /

noun

1. a black nymphalid butterfly, Melitaea phaeton, characterized by orange-red, yellow, and white markings, common in those areas of the northeastern U.S. where turtlehead, the food plant of its larvae, is found.

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Baltimore ² American  

[bawl-tuh-mawr, -mohr] / ˈbɔl təˌmɔr, -ˌmoʊr /

noun

1. David, born 1938, U.S. microbiologist: Nobel Prize in Medicine 1975.

2. Lord. Sir George Calvert.

3. a seaport in N Maryland, on an estuary near the Chesapeake Bay.

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Baltimore ¹ British  

/ ˈbɔːltɪˌmɔː /

noun

1. David . born 1938, US molecular biologist: shared the Nobel prize for physiology or medicine (1975) for his discovery of reverse transcriptase

2. Lord . See Calvert

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Baltimore ² British  

/ ˈbɔːltɪˌmɔː /

noun

1. a port in N Maryland, on Chesapeake Bay. Pop: Pop: 628 670 (2003 est)

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Baltimore Scientific  

/ bôl′tə-môr′ /

1. American microbiologist who discovered the enzyme reverse transcriptase, which is capable of passing information from RNA to DNA. Prior to this discovery, it was assumed that information could flow only from DNA to RNA. He won a 1975 Nobel Prize for his research into the connection between viruses and cancer.

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Baltimore Cultural  

1. Largest city in Maryland.

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Discover More

Named after Lord Baltimore, founder of the colony of Maryland. The city is a major industrial center and port.

Etymology

Origin of Baltimore

Baltimore oriole

Example Sentences

They weren’t always the flashiest businesses, but they built the Baltimore company into a grocery store mainstay.

From The Wall Street Journal • Mar. 31, 2026

Born in Baltimore, Maryland, Wiseman lost his wife to cancer in 2020 and has raised their two teenage daughters alone.

From BBC • Mar. 30, 2026

I had come to love Baltimore and knew I would miss it when I left.

From Slate • Mar. 29, 2026

Ryan Long, a 26-year-old minor league pitcher in the Baltimore Orioles system and a union leader, thinks the players association should try to understand how regular working people feel about a potential lockout.

From Los Angeles Times • Mar. 25, 2026

Losing this job would only mean having to move back to my parents’ house in Baltimore.

From "The Brightwood Code" by Monica Hesse