Term: pacemaker: a specialized bit of heart tissue that controls the heartbeat
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: meadow vole: widely distributed in grasslands of northern United States and Canada
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: ground squirrel: any of various terrestrial burrowing rodents of Old and New Worlds; often destroy crops
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: promisee: a person to whom a promise is made
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: emeritus: a professor or minister who is retired from assigned duties
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: coral root: a wildflower of the genus Corallorhiza growing from a hard mass of rhizomes associated with a fungus that aids in absorbing nutrients from the forest floor
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: ground beetle: predacious shining black or metallic terrestrial beetle that destroys many injurious insects
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: conformity: orthodoxy in thoughts and belief
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: effacement: shortening of the uterine cervix and thinning of its walls as it is dilated during labor
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: array: an arrangement of aerials spaced to give desired directional characteristics
Broader: cardiac muscle: the muscle tissue of the heart; adapted to continued rhythmic contraction | Unrelated: inventory: making an itemized list of merchandise or supplies on hand