Othello Othello /əˈθɛloʊ/

noun

1. The hero of William Shakespeare's tragedy who would not trust his wife  ( Othello )
   the hero of William Shakespeare's tragedy who would not trust his wife
    Jealousy and mistrust lead to the tragic downfall of Othello.
   Jealousy and mistrust lead to the tragic downfall of Othello.
   
   

 ionization chamber ionization chamber /ˌaɪənɪˈzeɪʃən ˈtʃeɪmbər/

noun

1. A measuring instrument that measures the amount of ionizing radiation  ( ionization chamber , ionization tube , ionisation chamber [British] , ionisation tube [British] )
   a measuring instrument that measures the amount of ionizing radiation
   
   

 speaker speaker /ˈspiːkɝ/

noun

1. () Someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)  ( talker , utterer , verbaliser [British] , speaker , verbalizer )
   someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)
    The speaker at commencement
   the speaker at commencement
    An utterer of useful maxims
   an utterer of useful maxims
   
   
2. () Electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance  ( loudspeaker system , speaker system , speaker unit , loudspeaker , speaker )
   electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
    I need to adjust the speaker volume because it is too loud
   I need to adjust the speaker volume because it is too loud
   
   

 Speaker

1. () The presiding officer of a deliberative assembly  ( Speaker )
   the presiding officer of a deliberative assembly
    The leader of the majority party is the Speaker of the House of Representatives
   the leader of the majority party is the Speaker of the House of Representatives
   
   

 Pheidias Pheidias /ˈfiːdiəs/

noun

1. Ancient Greek sculptor (circa 500-432 BC)  ( Pheidias , Phidias )
   ancient Greek sculptor (circa 500-432 BC)