mesoplastronn.

Brit.

/ˌmɛsə(ʊ)ˈplastr(ə)n/, U.S.

/ˌmɛzoʊˈplæstr(ə)n/; see also meso- comb. form.

Inflections: Plural mesoplastra Brit.

/ˌmɛsə(ʊ)ˈplastrə/, U.S.

/ˌmɛzoʊˈplæstrə/; see also meso- comb. form.

Origin: Formed within English, by compounding. Etymons: meso- comb. form, plastron n.

Etymology: < meso- comb. form + plastron n. Compare mesoplastral adj., and xiphiplastron n., entoplastron n. at ento- , hyoplastron n. at hyo- comb. form 2, hypoplastron n. at hypo- prefix 2.

Zoology.

A dermal bone present in the plastron of certain turtles (including most extant pelomedusids).

ΚΠ

1888 A. Günther in Encycl. Brit. XXIII. 457/1 Family 3. Baenidæ. Plastral bones eleven, mesoplastra being present.

1954 Breviora No. 32. 4 If it were not for the later discovered typically pelomedusine mesoplastra, this genus would still be regarded as chelyid.

1997 Chelonian Conservation & Biol. 2 610 (title) An anomalous specimen of Pelusios sinuatus lacking mesoplastra.

This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022).

单词	mesoplastron
释义	mesoplastronn. Brit. /ˌmɛsə(ʊ)ˈplastr(ə)n/, U.S. /ˌmɛzoʊˈplæstr(ə)n/; see also meso- comb. form. Inflections: Plural mesoplastra Brit. /ˌmɛsə(ʊ)ˈplastrə/, U.S. /ˌmɛzoʊˈplæstrə/; see also meso- comb. form. Origin: Formed within English, by compounding. Etymons: meso- comb. form, plastron n. Etymology: < meso- comb. form + plastron n. Compare mesoplastral adj., and xiphiplastron n., entoplastron n. at ento- , hyoplastron n. at hyo- comb. form 2, hypoplastron n. at hypo- prefix 2. Zoology. A dermal bone present in the plastron of certain turtles (including most extant pelomedusids). ΚΠ 1888 A. Günther in Encycl. Brit. XXIII. 457/1 Family 3. Baenidæ. Plastral bones eleven, mesoplastra being present. 1954 Breviora No. 32. 4 If it were not for the later discovered typically pelomedusine mesoplastra, this genus would still be regarded as chelyid. 1997 Chelonian Conservation & Biol. 2 610 (title) An anomalous specimen of Pelusios sinuatus lacking mesoplastra. This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022). < n.1888
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