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/ˈlɛsəˈnəʊn/ · adjective
Not as well-known or widely known as others of the same kind..
It's those lesser-known boxers you gotta watch out for.
To celebrate the centenary next month of the opening of the first section (Forest Gate to Tilbury) of the former London, Tilbury & Southend Railway, the Stephenson Locomotive Society is organising a special rail tour over that route and other lesser-known L.T.S.R. lines.
In Berlin, however, there is a handful of 'proper' ghost stations that can still be uncovered and observed, if not always visited. They constitute one of the German capital's lesser-known Cold War features, the so-called Geisterbahnhoffe^([sic]).
Use lesser-known when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Lesser-known means Not as well-known or widely known as others of the same kind..
Common synonyms include less-known, littler-known.
The opposite depends on the specific sense.
It's those lesser-known boxers you gotta watch out for.
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