Ko te rironga atu o te wai o roto i tētahi mea. He mate nui mēnā ka taurakina te tangata, arā, ka heke te wai o roto i tōna tinana kia kore ai e tutuki ngā mahi a tēnā pūnaha o te tinana, a tēnā.
The loss of water from something. If a person becomes dehydrated this is a serious illness, where the water level in their body is reduced to a point where the various body systems are unable to function.