2 文書を見つけるための辞書。

• acuity, visual acuity, sharp-sightedness
• 視力, 鋭さ
• sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)
• 視力

• sight, vision, visual sense, visual modality
• ヴィジョン, 視力, 視覚, ビジョン, 眼
• the ability to see; the visual faculty
• 見る能力