suc‧ces‧sor AC /səkˈsesə $ -ər/ noun [countable]
[Word Family: noun: success, succession, successor; adjective: successful ≠ unsuccessful, successive; verb: succeed; adverb: successfully ≠ unsuccessfully]

1. someone who takes a job or position previously held by someone else ⇒ predecessor:
His successor died after only 15 months in office.
I’m sure she will be a worthy successor (=someone who is very good and deserves to be someone’s successor).
successor to
her successor to the post
successor as
Sloan will be Barrett’s successor as treasurer.

2. formal a machine, system etc that exists after another one in a process of development:
the transistor’s successor, the microchip

[TahlilGaran] Dictionary of Contemporary English ▲

successor
noun
ADJ. logical, natural, obvious | rightful, worthy Their latest disc is a worthy successor to their popular debut album.
chosen, designated, eventual | immediate | likely, possible, potential
VERB + SUCCESSOR have He doesn't have an obvious successor as party leader.
appoint, choose, elect, find | groom | hand over to She will hand over to her successor in one year's time.
SUCCESSOR + VERB take over
PREP. as sb's ~ She has been appointed as his successor.
~ as Andrew Kirkham will be her successor as Chief Executive.
~ to The new Ministry of Food is the successor to the old Department of Agriculture.
PHRASES the appointment/choice/election of a successor, be tipped as a possible successor The former newsreader is being tipped as a possible successor to the outgoing Head of Broadcasting.

[TahlilGaran] Collocations Dictionary ▲

successor

a worthy successor (=someone who is good and deserves to be someone's successor)
He is proving to be a worthy successor to his father in the business.
a possible/potential successor
He had been tipped as a possible successor to the president.
a likely successor
Who is his most likely successor as Director of the BBC World Service?
a natural successor
Murray was viewed as the natural successor to Henman as Britain's top player.
an obvious successor
He doesn't have an obvious successor as leader.
somebody's immediate successor (=the person who has their job or position next)
Valentinian's immediate successor, Petronius Maximus, was killed in 455.
choose/appoint a successor
The Board met to choose his successor.
find a successor
Non-executive director John Evans will act as chairman until a permanent successor is found.
elect a successor
Ghanaians went to the polls to elect President Rawlings's successor.
name a successor (=tell people who the successor will be)
The company is expected to name a successor for Corbett in May.
be tipped as somebody's successor (=be said to be a possible or likely successor)
When Tizard was about to retire as chairman, Cockcroft was tipped as his successor.

[TahlilGaran] Collocations Dictionary ▲