Dictionary entry

Illapse

Webster's Dictionary 1913

Il‐lapse″ (?), v. i. [imp. & p. p.Illapsed (?); p. pr. & vb. n.Illapsing.] [L. illapsus, p. p. of illabi; pref. il- in + labi to fall, slide.] To fall or glide; to pass; — usually followed by into. Cheyne.