medullary sheath

med·ul·lar·y sheath

M m

- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
- [med-l-er-ee, mej-uh-ler-ee, muh-duhl-uh-ree sheeth]
- /ˈmɛd lˌɛr i, ˈmɛdʒ əˌlɛr i, məˈdʌl ə ri ʃiθ/
- /medˈʌl.ə.ri ʃiːθ/

- US Pronunciation
- US IPA
- [med-l-er-ee, mej-uh-ler-ee, muh-duhl-uh-ree sheeth]
- /ˈmɛd lˌɛr i, ˈmɛdʒ əˌlɛr i, məˈdʌl ə ri ʃiθ/

Definitions of medullary sheath words

noun medullary sheath Botany. a narrow zone made up of the innermost layer of woody tissue immediately surrounding the pith in plants. 1
noun medullary sheath Anatomy. myelin sheath. 1
noun medullary sheath a myelin layer surrounding and insulating certain nerve fibres 0
noun medullary sheath a layer of thick-walled cells surrounding the pith of the stems of some higher plants 0
noun medullary sheath a layer of myelin forming a sheath around certain nerve fibers 0
noun medullary sheath a ring of primary xylem around the pith of some stems 0

before 1840

One of the 33% newest English words

First recorded in 1840-50

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 3% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

This diagram is provided by Google Ngram Viewer

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