SPECTANT
\spˈɛktənt], \spˈɛktənt], \s_p_ˈɛ_k_t_ə_n_t]\
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.