chronotropic

/ˌkɹɑn.əˈtɹɑp.ɪk/

UK: /ˌkɹɒn.əˈtɹəʊ.pɪk/

kɹɑn · ƏTɹⱭP · ɪk (3 syllables)

English Adj

Definition

Of, relating to, or affecting the rate of muscular contraction, especially of the heart.

Etymology

From chrono- (“referring to time”) + -tropic (“affecting, changing”), from Ancient Greek χρόνος (khrónos, “time”) + τρόπος (trópos, “turn, direction, way”) + -ικός (-ikós, “-ic”, adjectival suffix).