Word: underdrain
Part of speech: Noun
Syllables: un
der
drain
Definition: An underground drain or trench with openings through which the water may percolate from the soil or ground above.
Morphemes:
Affix: under-
Language: en
PoS: Prefix
Meaning: Under (in any sense): insufficient, insufficiently, below what is correct; subordinate to; beneath or behind.
Affix: drain
Language: en
PoS: Noun
Meaning: A conduit allowing liquid to flow out of an otherwise contained volume; a plughole