Strong's #198: akriboo (pronounced ak-ree-bo'-o)
from the same as 196; to be exact, i.e. ascertain:--enquire diligently.
Thayer's Greek Lexicon:
̓́
akriboō
1) to know accurately, to do exactly
2) to investigate diligently
Part of Speech: verb
Relation: from the same as G196
Usage:
This word is used 2 times:
Matthew 2:7: "called the wise men, inquired of them diligently what time the"
Matthew 2:16: "according to the time which he had diligently inquired of the wise men."