rule in
B2 neutral separable transitive
In simple words
to say yes, this can be part of it or this may be true
Literal meaning: to make a rule that something is inside
Meanings
1 B2
idiomatic
neutral
to decide that something must be considered as a possible explanation or result
"At this stage, doctors cannot rule in an infection."
Grammar: separable
2 C1
idiomatic
formal
to officially include someone or something within a process, decision, or category
"The judge ruled in the new evidence after hearing both sides."
Grammar: separable
Usage notes
Common in medicine, investigation, planning, and law. Often paired with 'rule out'.
Commonly used with
possibility diagnosis option candidate cause scenario
Forms
Base
rule in
I/you/we/they
3rd person
rules in
he/she/it
Past simple
ruled in
yesterday
Past participle
ruled in
have + pp
-ing form
ruling in
continuous
Understand "rule in" better
Try:
Real video examples
Video examples are being collected. Check back soon.
Synonyms
Want to master this phrasal verb?
Practice "rule in" on Looplines