Word Study
[2x]
: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
pronephron
CIDE DICTIONARY
pronephron, n. [ NL., fr. Gr. before + a kidney.].
The head kidney. See under Head. [1913 Webster]
For further exploring for "pronephron" in Webster Dictionary Online