The Collaborative International Dictionary of English v.0.48:

Radicate \Rad"i*cate\ (r[a^]d"[i^]*k[asl]t), a. [L. radicatus,
   p. p. of radicari to take root, fr. radix. See Radix.]
   Radicated.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Radicate \Rad"i*cate\ (r[a^]d"[i^]*k[=a]t), v. i.
   To take root; to become rooted. --Evelyn.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Radicate \Rad"i*cate\, v. t. [imp. & p. p. Radicated
   (r[a^]d"[i^]*k[=a]`t[e^]d); p. pr. & vb. n. Radicating.]
   To cause to take root; to plant deeply and firmly; to root.
   [1913 Webster]

         Time should . . . rather confirm and radicate in us the
         remembrance of God's goodness.           --Barrow.
   [1913 Webster]