The act of impeding; that which impedes; a hindrance.
the ratio of sound pressure to volume flow rate treated as complex quantities.
A measure of the opposition to the flow of an alternating current in a circuit; the aggregation of its resistance, and inductive and capacitive reactances; the ratio of voltage to current treated as complex quantities.
a measure of opposition to motion of something subjected to a force; the ratio of force to velocity treated as complex quantities.
The act of submitting or yielding; surrender.
The act of submitting or giving e.g. a completed piece of work.
A submission hold in wrestling, mixed martial arts, or other combat sports.
The thing which has been submitted.
A subset or component of a mission.