Definition of metameric in English:

metameric

Line breaks: meta|mer¦ic
Pronunciation: /ˌmɛtəˈmɛrɪk
 
/

adjective

Zoology
  • Relating to or consisting of several similar segments or somites.
    More example sentences
    • Indeed, there is: somites in metameric animals usually form sequentially from a posterior growth zone, a process found again in all three branches of the bilaterians.
    • The term iteration is used to denote processes that result in both metameric segments and repeated ectodermal skeletal structures.
    • Notably, the oldest known Early Cambrian chordate Yunnanozoon had its metameric muscular units located dorsally of the notochord, although its body was laterally compressed.

Derivatives

metamer

Pronunciation: /ˈmɛtəmə/
noun
More example sentences
  • While most vegetative metamers have short internodes, metamers that form at the end of the vegetative phase have elongated ones.
  • Although we did not monitor leaf loss, we did not find a differential influence of ozone on internode length and number of metamers, since both of these parameters changed in parallel to shoot length.
  • Finally, a linear relationship was established between the total number of extended metamers per branch in year 2 and the number of axillary annual shoots developed from these metamers in year 3.

metamerism

Pronunciation: /mɪˈtamərɪz(ə)m/
noun
More example sentences
  • On the other hand, we cannot rule out that full metamerism evolved as a progressively coordinated repetition of organs and intermediate situation can still exist in extant organisms.
  • Tagmosis can ultimately lead to the outright fusion of neighbouring segments and the loss of apparent metamerism, as seen for the arthropod head.
  • Most provocative of all the Ediacaran forms are those exhibiting real or apparent metamerism.

More definitions of metameric

Definition of metameric in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day tortie
Pronunciation: ˈtôrtē
noun
a tortoiseshell cat