double-hung window double-hung window /ˈdʌbəlˈhʌŋ ˈwɪndoʊ/

noun

1. A window having two sashes that slide up and down  ( double-hung window )
   a window having two sashes that slide up and down
    I love the double-hung window in my room because it provides excellent ventilation.
   I love the double-hung window in my room because it provides excellent ventilation.
   
   

 nuclear chemist nuclear chemist /ˈnjuːkliər ˈkɛmɪst/

noun

1. A chemist who specializes in nuclear chemistry  ( nuclear chemist , radiochemist )
   a chemist who specializes in nuclear chemistry
   
   

 imaginativeness imaginativeness /ɪˈmædʒɪnətɪvnɪs/

noun

1. The formation of a mental image of something that is not perceived as real and is not present to the senses  ( imaginativeness , vision , imagination )
   the formation of a mental image of something that is not perceived as real and is not present to the senses
    Popular imagination created a world of demons
   popular imagination created a world of demons
    Imagination reveals what the world could be
   imagination reveals what the world could be
   
   

 singsong singsong /ˈsɪŋsɔːŋ/

adjective

1. Uttered in a monotonous cadence or rhythm as in chanting  ( intoned , singsong , chantlike )
   uttered in a monotonous cadence or rhythm as in chanting
    Their chantlike intoned prayers
   their chantlike intoned prayers
    A singsong manner of speaking
   a singsong manner of speaking
   

noun

1. () A regular and monotonous rising and falling intonation  ( singsong )
   a regular and monotonous rising and falling intonation
   
2. Informal group singing of popular songs  ( singalong , singsong )
   informal group singing of popular songs
   
   

verb

1. () Speak, chant, or declaim in a singsong  ( singsong )
   speak, chant, or declaim in a singsong
   
2. Move as if accompanied by a singsong  ( singsong )
   move as if accompanied by a singsong
    The porters singsonged the travellers' luggage up the mountain
   The porters singsonged the travellers' luggage up the mountain