respiratory pigment

noun

: any of various permanently or intermittently colored conjugated proteins and especially hemoglobin that function in the transfer of oxygen in cellular respiration

Word History

First Known Use

1888, in the meaning defined above

Time Traveler
The first known use of respiratory pigment was in 1888

Dictionary Entries Near respiratory pigment

Cite this Entry

“Respiratory pigment.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/respiratory%20pigment. Accessed 17 Jul. 2024.

Medical Definition

respiratory pigment

noun
: any of various permanently or intermittently colored conjugated proteins and especially hemoglobin that function in the transfer of oxygen in cellular respiration

More from Merriam-Webster on respiratory pigment

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