Term: fossilization: becoming inflexible or out of date
Broader: act: something that people do or cause to happen | Unrelated: aardvark: nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata
Broader: act: something that people do or cause to happen | Unrelated: passerina: a genus of small North American finches including the New World buntings
Broader: act: something that people do or cause to happen | Unrelated: counter tube: a measuring instrument for counting individual ionizing events
Broader: act: something that people do or cause to happen | Unrelated: sideshow: a minor show that is part of a larger one (as at the circus)
Broader: act: something that people do or cause to happen | Unrelated: preclinical trial: a laboratory test of a new drug or a new invasive medical device on animal subjects; conducted to gather evidence justifying a clinical trial
Broader: act: something that people do or cause to happen | Unrelated: silver sage: low much-branched perennial of western United States having silvery leaves; an important browse and shelter plant
Broader: act: something that people do or cause to happen | Unrelated: saddle seat: a chair seat that is slightly concave and sometimes has a thickened ridge in the center
Broader: act: something that people do or cause to happen | Unrelated: beefsteak tomato: any of several large tomatoes with thick flesh
Broader: act: something that people do or cause to happen | Unrelated: page: a boy who is employed to run errands
Broader: act: something that people do or cause to happen | Unrelated: mica: any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity