SPONGE n.
rass sponge, any one of several varieties of coarse commercial sponges having the surface irregularly tufted, as Spongia graminea, and S. equina, variety cerebriformis, of Florida and the West Indies. -- Horse sponge, a coarse commercial sponge, especially Spongia equina. -- Platinum sponge. (Chem.) See under Platinu…
STRONG a.
d are called strong; the stems in -n are called weak other constant stems conform, or are irregular. F. A. March. Strong conjugation (Gram.), the conjugation of a strong verb; -- called also old, or irregular, conjugation, and distinguished from the weak, or regular, conjugation.