waterwheel waterwheel /ˈwɔtərˌhwil/

noun

1. A wheel that rotates by direct action of water; a simple turbine  ( water wheel , waterwheel )
   a wheel that rotates by direct action of water; a simple turbine
   
   
2. A wheel with buckets attached to its rim; raises water from a stream or pond  ( water wheel , waterwheel )
   a wheel with buckets attached to its rim; raises water from a stream or pond
   
   

 firstborn firstborn /ˈfɝːstˈbɔrn/

adjective

1. First in order of birth  ( firstborn , eldest )
   first in order of birth
    The firstborn child
   the firstborn child
   

noun

1. The offspring who came first in the order of birth  ( eldest , firstborn )
   the offspring who came first in the order of birth
   
   

 chronograph chronograph /ˈkrɑːnəˌɡræf/

noun

1. An accurate timer for recording time  ( chronograph )
   an accurate timer for recording time
    Athletes use a chronograph to precisely measure their performance times.
   Athletes use a chronograph to precisely measure their performance times.
   
   

 likeness likeness /ˈlaɪknəs/

noun

1. () Similarity in appearance or character or nature between persons or things  ( alikeness , likeness , similitude )
   similarity in appearance or character or nature between persons or things
    Man created God in his own likeness
   man created God in his own likeness
   
   
2. Picture consisting of a graphic image of a person or thing  ( likeness , semblance )
   picture consisting of a graphic image of a person or thing