Informed

adj.thoughtful, capableprofessional

Meaning 1

Possessing relevant and reliable knowledge about a subject.

Reach for it when describing a person or audience that understands the facts

An informed volunteer could explain both routes and their access limits.

everyday
aware
recognition of a fact or issue is sufficient
not when Awareness is much thinner than understanding the relevant evidence.
warm
well-read
learning comes chiefly from substantial reading
not when It does not establish practical experience or current factual awareness.
professional
briefed
someone has received the facts needed for an immediate task
not when A briefing may be one-sided or incomplete and does not ensure understanding.
professional
knowledgeable
broad command of the subject deserves emphasis
not when Knowledgeable suggests depth, while informed may mean enough facts for this decision.

Shaped by adequate evidence and understanding.

Reach for it when describing a choice, view, or discussion grounded in facts

The comparison gave families a basis for an informed choice.

everyday
educated
the choice reflects learning about consequences and options
not when Educated can sound condescending when describing another person's decision.
professional
evidence-based
research findings explicitly guide the decision
not when Not every informed choice has formal evidence, and evidence alone does not settle values.
formal
considered
the view follows deliberate thought rather than impulse
not when A considered opinion can still rest on weak or outdated information.
formal
well-founded
the conclusion has adequate factual support
not when It evaluates the conclusion's basis, not the chooser's understanding or consent.

informed decision
An informed decision requires the costs as well as the advertised benefits.
well-informed
The well-informed guide checked the weather station before changing the route.
informed opinion
Her informed opinion separated confirmed damage from reasonable concern.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.