1. (v. t.) To confine within; to hold; to contain; to shut up; to enclose; as, the shell of a nut includes the kernel; a pearl is included in a shell.
2. (v. t.) To comprehend or comprise, as a genus the species, the whole a part, an argument or reason the inference; to contain; to embrace; as, this volume of Shakespeare includes his sonnets; he was included in the invitation to the family; to and including page twenty-five.