in contact or connection with the surface of; at the upper surface of

attached to

carried with

in the immediate vicinity of; close to or along the side of

within the time limits of a day or date

being performed upon or relayed through the medium of

at the occasion of

used to indicate support, subsistence, contingency, etc

by means of (something considered as a mode of transport) (esp in such phrases as on foot, on wheels, on horseback, etc)

in the process or course of

concerned with or relating to

used to indicate the basis, grounds, or cause, as of a statement or action

against: used to indicate opposition

used to indicate a meeting or encounter

indicating the manner or way in which an action is carried out

drinking alcoholic liquor

to the loss or disadvantage of

in the position or state required for the commencement or sustained continuation, as of a mechanical operation

attached to, surrounding, or placed in contact with something

taking place

in a manner indicating continuity, persistence, concentration, etc

in a direction towards something, esp forwards; so as to make progress

functioning; operating

(of a bowler) bowling

Old Norse

(esp in postal addresses) Ontario

indicating a chemical substance

(in physics) indicating an elementary particle or quantum

(in chemistry) indicating an inert gas

(in biochemistry) a molecular unit