Vanguard (noun)
definition:
the position of greatest importance or advancement
example:
"This new battery represents the vanguard of the technology."
Synonyms
Cutting EdgeVanguard (noun)
definition:
the leading units moving at the head of an army
example:
"The vanguard took the brunt of the casualties in the battle."
Synonyms
VanVanguard (noun)
definition:
any creative group active in the innovation and application of new concepts and techniques in a given field, especially in the arts
example:
"We are the vanguard of this movement."
Synonyms
Avant-garde