chord chord /ˈkɔrd/

noun

1. () A combination of three or more notes that blend harmoniously when sounded together  ( chord )
   a combination of three or more notes that blend harmoniously when sounded together
    The pianist struck a resonant chord, setting the mood for the concert.
   The pianist struck a resonant chord, setting the mood for the concert.
   
   
2. () A straight line connecting two points on a curve  ( chord )
   a straight line connecting two points on a curve
    The architect drew a chord to determine the curve's exact measurements.
   The architect drew a chord to determine the curve's exact measurements.
   
   

verb

1. (music) bring into consonance, harmony, or accord while making music or singing  ( chord , harmonise [British] , harmonize )
   (music) bring into consonance, harmony, or accord while making music or singing
   
2. (music) play chords on (a stringed instrument)  ( chord )
   (music) play chords on (a stringed instrument)
   

 lieutenant JG lieutenant JG /lɛfˈtɛnənt dʒiːdʒiː/

noun

1. (military) an officer holding a commissioned rank in the United States Navy or United States Coast Guard; below lieutenant and above ensign  ( lieutenant JG , lieutenant junior grade )
   (military) an officer holding a commissioned rank in the United States Navy or United States Coast Guard; below lieutenant and above ensign
   
   

 genetic science genetic science /dʒəˈnɛtɪk ˈsaɪəns/

noun

1. The branch of biology that studies heredity and variation in organisms  ( genetic science , genetics )
   the branch of biology that studies heredity and variation in organisms
   
   

 Publius Aelius Hadrianus Publius Aelius Hadrianus /ˈpʌbliəs ˈiːliəs hædriˈænəs/

noun

1. Roman Emperor who was the adoptive son of Trajan; travelled throughout his empire to strengthen its frontiers and encourage learning and architecture; on a visit to Britain in 122 he ordered the construction of Hadrian's Wall (76-138)  ( Adrian , Hadrian , Publius Aelius Hadrianus )
   Roman Emperor who was the adoptive son of Trajan; travelled throughout his empire to strengthen its frontiers and encourage learning and architecture; on a visit to Britain in 122 he ordered the construction of Hadrian's Wall (76-138)