Notice

From Latin notitia.

Full definition of notice

(plural notices)

(mostly, uncountable) The act of observing; perception.
He took no notice of the changes, and went on as though nothing had happened.

1893, Walter Besant, The Ivory Gate Chapter Prologue, Athelstan Arundel walked home …, foaming and raging....He walked the whole way, walking through crowds, and under the noses of dray-horses, carriage-horses, and cart-horses, without taking the least notice of them.
Isaac Watts (1674-1748)How ready is envy to mingle with the notices we take of other persons?

(countable) A written or printed announcement.
Shall we post a notice about the new policy?
I always read the death notices in the paper.
(countable) A formal notification or warning.
(notice of termination of employment) (chiefly uncountable) Advance notification of termination of employment, given by an employer to an employee or vice versa.
I gave her her mandatory two weeks' notice and sacked her.
I can't work here any longer. I'm giving notice.
(countable) A published critical review of a play or the like.
(uncountable) Prior notification.
I don't mind if you want to change the venue; just give me some notice first, OK?

William Shakespeare (1564-1616)I...have given him notice that the Duke of Cornwall and Regan his duchess will be here.

1991, Gregory Widen, So you punched out a window for ventilation. Was that before or after you noticed you were standing in a lake of gasoline?
2013-07-20, Welcome to the plastisphere, researchers noticed many of their pieces of marine debris sported surface pits around two microns across. Such pits are about the size of a bacterial cell. Closer examination showed that some of these pits did, indeed, contain bacteria, ….

Did you notice the flowers in her yard?
(transitive) To detect; to perceive with the mind.
I noticed that the dog hadn't barked the night of the murder.