heme, haem, hematin, haemitin, protoheme

(noun) a complex red organic pigment containing iron and other atoms to which oxygen binds

Source: WordNet® 3.1



heme (countable and uncountable, plural hemes)

(biochemistry) The component of hemoglobin (and other hemoproteins) responsible for binding oxygen. It consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.

Source: Wiktionary


Word of the Day

3 February 2023


(verb) cause to continue in a certain state, position, or activity; e.g., ‘keep clean’; “hold in place”; “She always held herself as a lady”; “The students keep me on my toes”

Do you know this game?


Wordscapes is a popular word game consistently in the top charts of both Google Play Store and Apple App Store. The Android version has more than 10 million installs. This guide will help you get more coins in less than two minutes of playing the game. Continue reading Wordscapes: Get More Coins