RUDDERSTOCK
\ɹˈʌdəstˌɒk], \ɹˈʌdəstˌɒk], \ɹ_ˈʌ_d_ə_s_t_ˌɒ_k]\
Word of the day
ma'trix of the vertebrae
- A membranous cells formed around notochord from inner part the protovertebral column previous to cartilaginous differentiation of permanent vertebrae in embryo.