that's why

The reason being

That's why connects a cause to its effect, pointing back to an explanation just given: She's allergic to cats—that's why she never visits.

It can stand alone as a response when the reason has already been established: Oh, that's why!

Sometimes used for emphasis after stating a reason: I studied all night. That's why I passed.

consequence

result

What follows a cause

effect · hence · thus · impact · aftermath · as a result · consequently · repercussion · upshot · ramification

explanation

because

For the reason that

owing to · on account of · in view of · as such · the thing is · you see · it follows · makes sense · no wonder · it figures

justification

reason

Basis or justification

grounds · basis · motive · vindication · validation · support · pretext · apology · plea · case

Opposites
causal direction

that's whywhy

Reason-seeking query

how come · for what reason · since

causal certainty

that's whycoincidentally

Occurring together unplanned

for no reason · inexplicably · randomly · by chance · nevertheless

Family

that, why, that's

Familiarity
Top 5,000
Profile
Known to kids · Used worldwide · Timeless · Abstract · Everyday, not technical · Rated G