Pseudopod formers are single-celled organisms that use temporary projections of their cell membrane, known as pseudopods, to move and capture food. The three crossword solutions for the term 'pseudopod formers' are amoebae (7 letters), amebas (6 letters), and amoebas (7 letters). Amoebae and amebas are both types of single-celled organisms that use pseudopods to move and capture food, while amoebas is simply an alternate spelling of amoebae.