alternating trial

noun
UK /ˈɔːltəneɪtɪŋ ˈtraɪəl/
US /ˈɔːltərneɪtɪŋ ˈtraɪəl/

A test where you take turns doing two different things.

In the alternating trial, the children switched between reading and drawing every five minutes.


OTHER MEANINGS

2. A research method where two conditions are presented in turns to compare their effects.

The alternating trial design let the scientists compare the two treatments within the same group.

3. A legal or formal hearing that is held on alternate days or in turns.

The court scheduled an alternating trial so both parties could present their cases on separate days.

4. A practice session in sports where players take turns performing different drills.

The coach ran an alternating trial of sprinting and passing drills.