Hemoglobin

Pronunciation: /hiːməˈɡloʊbɪn/

Definitions of hemoglobin

noun a red protein responsible for transporting oxygen in the blood of vertebrates

Example Sentences

A1 Hemoglobin carries oxygen in the blood.

A2 Low hemoglobin levels can cause fatigue and weakness.

B1 Doctors can test for hemoglobin levels to check for anemia.

B2 Hemoglobin is made up of four protein molecules.

C1 Mutations in the hemoglobin gene can lead to various blood disorders.

C2 The structure of hemoglobin allows it to bind and release oxygen efficiently.

Examples of hemoglobin in a Sentence

formal Hemoglobin is a protein molecule in red blood cells that carries oxygen from the lungs to the body's tissues.

informal My doctor said my hemoglobin levels are low and I need to eat more iron-rich foods.

slang I heard that guy is always tired because he has weak hemoglobin.

figurative The hemoglobin of the team is their star player who always delivers in clutch moments.

Grammatical Forms of hemoglobin

• plural: hemoglobins
• comparative: more hemoglobin
• superlative: most hemoglobin
• present tense: hemoglobin
• future tense: will hemoglobin
• perfect tense: has hemoglobined
• continuous tense: is hemoglobining
• singular: hemoglobin
• positive degree: hemoglobin
• infinitive: to hemoglobin
• gerund: hemoglobining
• participle: hemoglobined

Origin and Evolution of hemoglobin

First Known Use: 1840 year

Language of Origin: Greek

Story behind the word: The word 'hemoglobin' originates from the Greek words 'haima' meaning blood and 'globin' meaning protein.

Evolution of the word: The term 'hemoglobin' was first used in 1840 to describe the iron-containing protein in red blood cells that carries oxygen. Over time, the understanding of hemoglobin's structure and function has evolved through scientific research and advancements in the field of biochemistry.