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单词 chronotropism
释义

chronotropismn.

Brit. /krə(ʊ)ˈnɒtrəpɪz(ə)m/, U.S. /krəˈnɑtrəˌpɪz(ə)m/
Origin: Formed within English, by compounding. Etymons: chrono- comb. form, -tropism comb. form.
Etymology: < chrono- comb. form + -tropism comb. form, after chronotropic adj.
Physiology.
= chronotropy n.
ΚΠ
1902 Encycl. Brit. XXXI. 733/2 The centrifugal cardiac nerves influence the frequency, the force of contraction, and the conductivity of the excitatory wave (chrono-, ino-, and dromo-tropism of Engelmann).
1933 Amer. Heart Jrnl. 8 24 The minimum heart rate during sleep is the best measure of the intrinsic chronotropism of the heart.
2011 European Geriatric Med. 2 239/2 The advantage of a beta-blocker over digoxin is that it can control heart rate, while at the same time treating hypertension, provided it does not alter chronotropism at effort in mobile patients.
This is a new entry (OED Third Edition, December 2012; most recently modified version published online March 2022).
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n.1902
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