* Lees, dregs, sediment: This refers to the residue left after a liquid has been fermented or settled, such as the sediment in sake or miso.
* Powder, dust, fine particles: This refers to very fine particles, like dust or powder.
* Faint trace, shadow, glimpse: This is a more figurative meaning, referring to a very slight or indistinct trace of something.
Therefore, the best English translation depends heavily on the context in which you encountered the word.