pseudo; quasi; artificial; simulated
Describes something that is not genuine but made to resemble the real thing; often used in technical or formal contexts.
In this experiment, we created a simulated environment.
That is merely a pseudo solution.
疑似 is a noun or prefix meaning 'pseudo' or 'sham', while 擬似的 is an adjectival noun form that can modify nouns with な or function adverbially with に.
人工的 means 'artificial' in the sense of man-made, often contrasting with natural; 擬似的 emphasizes imitation or simulation rather than physical creation.
Standard kanji spelling using 擬 (imitate).
Alternate spelling using 疑 (doubt); less common but seen in some contexts.
Formed from 擬似 (giji, 'pseudo') + 的 (teki, '-like'). The kanji 擬 means 'imitate' or 'mimic'.