lossful

adj

(archaic) Causing loss or damage; harmful. / (telecommunications, computing) Lossy; involving loss of information.

The lossful battle resulted in the destruction of the entire village.

意味（1）

(archaic) Causing loss or damage; harmful.

Sing on, thou virgin soul, whose lossful gain / Thy love-sick parents have bewail'd in vain...

意味（2）

(telecommunications, computing) Lossy; involving loss of information.