Of or pertaining to parallax.

What is the meaning of Parallactic?

: of, relating to, or due to parallax.

What is the synonym of enormously?

Some common synonyms of enormous are colossal, gigantic, huge, immense, mammoth, and vast. While all these words mean "exceedingly large," enormous and immense both suggest an exceeding of all ordinary bounds in size or amount or degree, but enormous often adds an implication of abnormality or monstrousness.