[syn: cutting, keen, knifelike, piercing, stabbing, lancinate, lancinating]
4.  having a sharp or distinct edge; 
- Example: "a narrow knifelike profile"
WordNet (r) 3.0 (2006):
knifelike
    adj 1: cutting or able to cut as if with a knife
    2: having or demonstrating ability to recognize or draw fine
       distinctions; "an acute observer of politics and
       politicians"; "incisive comments"; "icy knifelike reasoning";
       "as sharp and incisive as the stroke of a fang"; "penetrating
       insight"; "frequent penetrative observations" [syn: acute,
       discriminating, incisive, keen, knifelike,
       penetrating, penetrative, piercing, sharp]
    3: painful as if caused by a sharp instrument; "a cutting wind";
       "keen winds"; "knifelike cold"; "piercing knifelike pains";
       "piercing cold"; "piercing criticism"; "a stabbing pain";
       "lancinating pain" [syn: cutting, keen, knifelike,
       piercing, stabbing, lancinate, lancinating]
    4: having a sharp or distinct edge; "a narrow knifelike profile"