Origin or development of tissues or organs at an unusual time or out of the regular sequence. Cf.:synchronia. [hetero- + G. chronos, time]

* * *

het·ero·chro·nia (het″ər-o-kroґne-ə) heterochrony.

Medical dictionary. 2011.

Look at other dictionaries:

  • synchronia — 1. SYN: synchronism. 2. Origin, development, involution, or functioning of tissues or organs at the usual time for such an event. Cf.:heterochronia. [syn + G. chronos, time] * * * syn·chro·nia (sin kroґne ə) 1. synchrony. 2. the formation of …   Medical dictionary

  • heterochronous — Relating to heterochronia. SYN: heterochronic. * * * het·er·och·ro·nous (het″ər okґro nəs) heterochronic …   Medical dictionary

  • heterochrony — het·er·och·ro·ny räk rə nē n, pl nies 1) deviation from the typical embryological sequence of formation of organs and parts as a factor in evolution 2) irregularity in time relationships specif the existence of differences in chronaxies among… …   Medical dictionary

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