noun
overall picture; complete view; big picture
Refers to seeing or understanding something as a whole, not just its parts. Often used when grasping a plan, situation, or concept in its entirety.
プロジェクトの全体像を説明してください。
Please explain the overall picture of the project.
まだ全体像が見えていない。
I still can't see the big picture.
全貌 is similar but often used for revealing the full extent of something previously hidden or complex.
Compound of 全体 (whole, entire) and 像 (image, figure). The word is a straightforward modern combination.