Term: steel trap: an acute intelligence (an analogy based on the well-known sharpness of steel traps)
Broader: acuteness: a quick and penetrating intelligence | Unrelated: nightshade: any of numerous shrubs or herbs or vines of the genus Solanum; most are poisonous though many bear edible fruit
Broader: acuteness: a quick and penetrating intelligence | Unrelated: minority leader: leader of the minority party in a legislature
Broader: acuteness: a quick and penetrating intelligence | Unrelated: onchocerciasis: infestation with slender threadlike roundworms (filaria) deposited under the skin by the bite of black fleas; when the eyes are involved it can result in blindness; common in Africa and tropical America
Broader: acuteness: a quick and penetrating intelligence | Unrelated: macula: a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision
Broader: acuteness: a quick and penetrating intelligence | Unrelated: barley grass: European annual grass often found as a weed in waste ground especially along roadsides and hedgerows
Broader: acuteness: a quick and penetrating intelligence | Unrelated: blood lily: any of various deciduous or evergreen herbs of the genus Haemanthus; South Africa and Namibia
Broader: acuteness: a quick and penetrating intelligence | Unrelated: aurora: an atmospheric phenomenon consisting of bands of light caused by charged solar particles following the earth's magnetic lines of force
Broader: acuteness: a quick and penetrating intelligence | Unrelated: myope: a person with myopia; a nearsighted person
Broader: acuteness: a quick and penetrating intelligence | Unrelated: headrace: a waterway that feeds water to a mill or water wheel or turbine
Broader: acuteness: a quick and penetrating intelligence | Unrelated: porphyrin: any of various pigments distributed widely in living tissues