both in name and reality; in both name and fact
Used to emphasize that something is true not just in title or appearance but also in substance. Often modifies verbs like なる or 備える.
See also: 名実相伴う
He is a first-class chef in both name and reality.
その会社は名実ともに業界のリーダーになった。
That company became the industry leader in both name and fact.