thickened (Adjective) — Made or having become thick. ex. "thickened bronchial arteries"
thickened (Adjective) — Having calluses; having skin made tough and thick through wear. ex. "thickened skin"
thickened (Adjective) — Made thick in consistency. ex. "flour-thickened gravy" ex. "dust-thickened saliva"
thickened (Verb) — Make thick or thicker. ex. "Thicken the sauce"
thickened (Verb) — Become thick or thicker. ex. "The sauce thickened"
thickened (Verb) — Make viscous or dense. ex. "thicken the sauce by adding flour"