Relating to or belonging to the family of plants that includes amaranths and similar species.
From 'Amarantaceae' (the family name) with the adjective suffix '-ous' added, meaning 'of the nature of' or 'belonging to' in Latin botanical descriptions.
This word demonstrates how scientists create new words by combining Latin roots—once you know 'amarant' and '-aceous,' you can understand dozens of plant-related words!
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