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Related to pacemaking: fixed rate pacemaker, demand pacemaker


1. Sports One who sets the pace in a race. Also called pacer, pacesetter.
2. A leader in a field: the fashion house that is the pacemaker. Also called pacesetter.
a. A part of the body, such as the mass of muscle fibers of the sinoatrial node, that sets the pace or rhythm of physiological activity.
b. Any of several usually miniaturized and surgically implanted electronic devices used to stimulate or regulate contractions of the heart muscle.

pace′mak′ing adj. & n.


1. (General Sporting Terms) sport the act of setting a pace for race competitors
2. (Medicine) med the maintenance of physiological activity
3. (General Sporting Terms) sport relating to the setting of a pace for race competitors
4. (Medicine) med relating to the maintenance of physiological activity
References in periodicals archive ?
I thought Ulysses made a brave run at her and Maverick Wave did a superb job pacemaking.
However, Kipchoge's time will not enter the record books, due to a non-compliant system of pacemaking which involved 20 in-out devices.
But Moore kept close tabs on his pacemaking rival here before wresting the advantage inside the furlong to beat his rival by a neck.
Dylan Mouth tracked his pacemaking stablemate Celticus until Branca decided to go on with two furlongs to run.
Dixon did her fare share of the pacemaking in the early stages but her nevergive-up attitude once the leaders started to pull away kept her within touch during the second half of the contest.
With the pacemaking Plinth fading, last year's Champion Hurdle hero Jezki took over from the home turn, with Hurricane Fly responding to Ruby Walsh's urgings on the inside of the track.
Walsh found himself in front after the pacemaking Indepub dropped away from the home turn and accurate leaps from the market leader helped him see off Richard Fahey's Flashman by eight lengths.
Meanwhile, Fostun had a lap out for a mechanical and then looked to be losing touch at the bell with Yorkshireman Hepworth and Haynes, who both seemed to be doing more of the pacemaking.
In a real heart, the pacemaking cells are on the top of the heart and the contraction radiates down and around the heart," said Ellen Kuhl, PhD, the study's senior author.
The pacemaking duties will be carried out by Confront for last year's Derby and Arc winner Workforce who gave weight and a beating to his rivals in the Brigadier Gerard Stakes over today's course and distance on his reappearance.
Everything seemed to be going to plan for Aidan O'Brien's So You Think as he took over at the head of affairs from his pacemaking stablemate Jan Vermeer turning into the straight.
The latter was supplemented earlier in the week and is expected to take up pacemaking duties for New Approach as both are owned by Princess Haya of Jordan.