different between cranium vs ectomesenchyme

English

Etymology

Borrowed from Medieval Latin cr?nium (“skull”).

Pronunciation

• enPR: kr?'n?-?m, IPA^(key): /?k?e?.ni.?m/
• Rhymes: -e?ni?m

Noun

cranium (plural craniums or crania)

1. (anatomy) That part of the skull consisting of the bones enclosing the brain, but not including the bones of the face or jaw.

   Synonyms: braincase, neurocranium

   Hyponyms: calvarium, ethmoid, frontal, occipital, parietal, sphenoid
2. (anthropology, informal) The upper portion of the skull, including the neurocranium and facial bones, but not including the jawbone (mandible).
3. (informal) Synonym of skull.

Derived terms

Translations

References

• “cranium”, in Lexico, Dictionary.com; Oxford University Press, 2019–present.
• “cranium”, in Merriam–Webster Online Dictionary, (Please provide a date or year).

Anagrams

• Murcian, cumarin

Latin

Etymology

Earliest attestation c. 1190, borrowed from Ancient Greek ??????? (kr?níon, “upper part of the head, skull”).

Pronunciation

• (Classical) IPA^(key): /?kra?.ni.um/, [?k?ä?ni???]
• (Ecclesiastical) IPA^(key): /?kra.ni.um/, [?k???nium]

Noun

cr?nium n (genitive cr?ni? or cr?n?); second declension (Medieval Latin)

1. (anatomy) The skull.

Inflection

Second-declension noun (neuter).

¹Found in older Latin (until the Augustan Age).

Descendants

English

Etymology

ecto- +? mesenchyme

Noun

ectomesenchyme (uncountable)

1. (anatomy) A form of mesenchyme, in the embryo, consisting of neural crest cells; forms the tissues of the neck and cranium