PhD Research Journals

There so many acronyms available but I reckon not a single soul would even remember or know half of it. The common used ones are e.g., et al. (yes, you will only get to see these in technical reports and journals), SARS, AIDS, DJ, KL, KQ...w.r.t.??? Gosh! I am not sure if I continue using acronyms, will it means that I am getting lazier?

A note to self reminder:
w.r.t. = with respect to