Finding Authentic Video Pronunciations...
Scanning thousands of native English clips with synchronized subtitles and exact timestamps.
Pronunciation Guide
Loading video player...
We couldn't find matching spoken occurrences in the video library. Try checking your spelling or selecting a nearby word below.
Listen to native speakers pronounce “protovertebra” in real conversational contexts with synchronized timestamps and subtitles.
One of the primitive masses, or segments, into which the mesoblast of the vertebrate embryo breaks up on either side of the anterior part of the notochord; a mesoblastic, or protovertebral, somite. See Illust.