something designed to preserve the memory of a person, event, etc., as a monument or a holiday.
2.
a written statement of facts presented to a sovereign, a legislative body, etc., as the ground of, or expressed in the form of, a petition or remonstrance.
adjective
3.
preserving the memory of a person or thing; commemorative: memorial services.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
late 14c. (adj.) "preserving the memory of a person or thing," also "something by which the memory of a person, thing, or event is preserved, monument," from L.L. memoriale, noun use of neut. of L. memorialis (adj.) "of or belonging to memory," from memoria "memory" (see
memory). Noun sense of "memorial act, commemoration" is from mid-15c.