The Collaborative International Dictionary of English. 2000.
cankerworm — Dropworm Drop worm (dr[o^]p w[^u]rm ), n. (Zo[ o]l.) The larva of any geometrid moth, which drops from trees by means of a thread of silk, as the {cankerworm} or {inchworm}. See {inchworm} and {geometrid}. [1913 Webster] … The Collaborative International Dictionary of English
inchworm — Dropworm Drop worm (dr[o^]p w[^u]rm ), n. (Zo[ o]l.) The larva of any geometrid moth, which drops from trees by means of a thread of silk, as the {cankerworm} or {inchworm}. See {inchworm} and {geometrid}. [1913 Webster] … The Collaborative International Dictionary of English
