subirrigation /sub-i-ri-gāˈshən/

1. Irrigation by underground pipes
2. Irrigation from beneath

• trio
• triode
• triodes
• Triodion
• trioecious
• triolet
• triolets
• triones
• trionym
• trionymal
• trionyms
• trior
• trios
• triose
• trioses
• trio sonata
• trio sonatas
• trioxide
• trioxides
• trip
• tripartism
• tripartisms
• tripartite
• tripartitely
• tripartition