element

[1]	component , component , constituent , constituent , ingredient , factor , ingredient , essential , fundamental , part , unit , piece , segment , feature , factor , detail , particular
[2]	environment , component , constituent , atmosphere , situation , locale , territory , sphere , habitat , medium , domain
[3]	elements , chemical element , (adverse/unfavourable) weather , climatic conditionsrudiments , basics , fundamentals , foundations , essentials , principles