This is the 1056th most frequent Russian word.
организм
Organism: A living being, such as a plant, animal, or microorganism.
Here, 'организм' is used as 'organism' to describe the biological entity of a human on a scientific or general level.
Человеческий организм удивителен в своей сложности.
The human organism is astonishing in its complexity.
In this sentence, 'организм' refers to the biological systems and processes collectively functioning as part of a living being.
Для нормального функционирования организма требуется сбалансированное питание.
A balanced diet is required for the normal functioning of the organism.
Here, 'организм' signifies a single living entity or creature that adapts to its environment.