The term 'Cries of Discovery' refers to the exclamations made by people when they make a breakthrough or find something new. The four crossword solutions for this term are AHAS (4 letters), HOS (3 letters), OHOS (4 letters), and EUREKAS (7 letters). AHAS is an expression of surprise, HOS is an expression of joy, OHOS is an expression of amazement, and EUREKAS is an expression of triumph. All of these words are used to express the feeling of discovery.