The word "sylviduct" is a combination of the Latin words "silva" meaning forest and "ductus" meaning to lead. The correct pronunciation of "sylviduct" is /ˈsɪlvɪˌdʌkt/. The phonetic transcription of this word includes the stress on the second syllable "vī," which is pronounced as "ī" sound. The "sylvi" section is pronounced as a single syllable with a short "i" vowel sound followed by a "v" and "i" sound. Overall, "sylviduct" is a word that describes a passage or duct in the forest or wooded area.
Sylvian aqueduct, aquaeductus cerebri.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.