1. A complex red organic pigment containing iron and other atoms to which oxygen binds
   - heme [N. Amer], haem [Brit, Cdn], hematin [N. Amer], haemitin, protoheme

Derived forms: haematins

Type of: pigment

Part of: cytochrome, haemoglobin [Brit, Cdn], Hb, hemoglobin [N. Amer], myoglobin

• diarrhoetic
• diarthrosis
• diary
• diary keeper
• Dias
• Diaspididae
• diaspora
• diaspore
• diastase
• diastasis
• diastema
• diaster
• diastole
• diastolic
• diastolic pressure
• diastrophism
• diatessaron
• diathermy
• diathermy machine
• diathesis
• diatom
• diatomaceous earth
• diatomic
• diatomite
• Diatomophyceae