leader

leader /ˈliːdɚ/ noun
plural leaders
leader
/ˈliːdɚ/
noun
plural leaders
Britannica Dictionary definition of LEADER
[count]
1 
: someone or something that leads others: such as
a  : someone who guides other people
b  : someone or something that is ahead of others in a race or competition
c  : a powerful person who controls or influences what other people do : a person who leads a group, organization, country, etc.
d  : a person, group, or organization that is the best or most successful in some activity
2 
a  : a person who leads a musical group
specifically US : the conductor of an orchestra
b  British : concertmaster
3 
British : 2editorial

— leaderless

adjective