ia-toto
1. (noun) blood vessel.
He ngongo, he pū rānei te ia-toto e kawea ai te toto mai i te manawa ki ngā wāhi katoa o te tinana, me te hoki anō ki te manawa (RP 2009:219). / Blood vessels are tubes which carry blood from the heart to all parts of the body and back again to the heart (RP 2009:219).