What does "cutting edge" mean?

The sharp edge of the blade of a knife or other cutting tool.

What is a synonym for "cutting edge"?

Common synonyms include: forefront, vanguard, acute, advanced, adze, alpha.

adj, noun

adj, noun ·Moderate ·College level

Noun

1
The sharp edge of the blade of a knife or other cutting tool.
2
the sharp cutting side of the blade of a knife wordnet
3
The forefront, or position of greatest advancement in some field. broadly, idiomatic, often
"The company prides itself for staying at the cutting edge of technology."
4
the position of greatest importance or advancement; the leading position in any movement or field wordnet

Adjective

"The company prides itself for staying at the cutting edge of technology."