From The Collaborative International Dictionary of English v.0.48 :
Concisely \Con*cise"ly\, adv.
In a concise manner; briefly.
[1913 Webster]
From WordNet (r) 3.0 (2006) :
concisely
adv 1: in a concise manner; in a few words; "the history is
summed up concisely in this book"; "she replied briefly";
"briefly, we have a problem"; "to put it shortly" [syn:
concisely, briefly, shortly, in brief, in
short]