mesoderm

noun

me·​so·​derm ˈme-zə-ˌdərm 

ˈmē-,

-sə- 

: the middle of the three primary germ layers of an embryo that is the source of many bodily tissues and structures (such as bone, muscle, connective tissue, and dermis)

broadly : tissue derived from this germ layer

mesodermal

ˌme-zə-ˈdər-məl 

ˌmē-

-sə-

adjective

Word History

Etymology

International Scientific Vocabulary

First Known Use

1873, in the meaning defined above

Kids Definition

mesoderm

noun

me·​so·​derm ˈmez-ə-ˌdərm  ˈmēz- 

ˈmēs-,

ˈmes-

: the middle layer of cells of an embryonic animal from which most of the muscular, skeletal, and connective tissues develop

also : tissue derived from this layer

mesodermal

ˌmez-ə-ˈdər-məl 

ˌmēz-

ˌmēs-

ˌmes-

adjective

Medical Definition

mesoderm

noun

me·​so·​derm ˈmez-ə-ˌdərm  ˈmēz-  ˈmēs- 

ˈmes-

: the middle of the three primary germ layers of an embryo that is the source especially of bone, muscle, connective tissue, and dermis

broadly : tissue derived from this germ layer

mesodermal

ˌmez-ə-ˈdər-məl  ˌmēz- 

ˌmēs-

ˌmes-

adjective

also mesodermic

-ˈdər-mik 

mesodermally

-ē 

adverb