Dis*in"te*grate (?), v. t. [imp. & p. p. Disintegrated; p. pr. & vb. n. Disintegrating.] [L. dis- + integratus, p. p. of integrare to renew, repair, fr. integer entire, whole. See Integer.] To separate into integrant parts; to reduce to fragments or to powder; to break up, or cause to fall to pieces, as a rock, by blows of a hammer, frost, rain, and other mechanical or atmospheric influences.

Marlites are not disintegrated by exposure to the atmosphere, at least in six years.

Dis*in"te*grate, v. i. To decompose into integrant parts; as, chalk rapidly disintegrates.

• (to cause) to break up into parts (often when reacting with a liquid)