presence
noun
ˈprezns 
ˈprezns 
1 [uncountable] (of a person) the fact of being in a particular placeHe hardly seemed to notice my presence.Her presence during the crisis had a calming effect. (formal) Your presence is requested at the meeting.Opposite
absence2 [uncountable] (of a thing or a substance) the fact of being in a particular place or thingThe test can identify the presence of abnormalities in the unborn child.Opposite
absence3 [singular] a group of people, especially soldiers, who have been sent to a place to deal with a particular situationThe government is maintaining a heavy police presence in the area.a military presence4 [countable, usually singular] (literary) a person or spirit that you cannot see but that you feel is nearShe felt a presence behind her.5 [uncountable] (approving) the quality of making a strong impression on other people by the way you talk or behavea man of great presenceIdioms
in the presence of somebody
|in somebody's presence
with somebody in the same place
The document was signed in the presence of two witnesses.She asked them not to discuss the matter in her presence.in the presence of something
when something exists in a particular place
Litmus paper turns red in the presence of an acid.make your presence felt
to do something to make people very aware of the fact that you are there; to have a strong influence on a group of people or a situation
She's only been here a couple of weeks but she is already making her presence felt.