American spelling of the present participle; the ongoing process of making something actual or real.
From 'actualize' (American spelling) plus '-ing' suffix. The '-ing' form is a gerund or present participle derived from Proto-Germanic roots.
The phrase 'self-actualizing needs' (from Maslow's hierarchy) became embedded in American psychology and education, making this obscure philosophical term central to how we think about human motivation and success.
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