Term: erbium: a trivalent metallic element of the rare earth group; occurs with yttrium
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: mutation: (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: common time: a time signature indicating four beats to the bar
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: channidae: snakeheads
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: crow's foot: a wrinkle in the skin at the outer corner of your eyes
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: ditch digger: a laborer who digs ditches
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: candlenut: large tree native to southeastern Asia; the nuts yield oil used in varnishes; nut kernels strung together are used locally as candles
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: shepherd dog: any of various usually long-haired breeds of dog reared to herd and guard sheep
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: golden algae: algae having the pigments chlorophyll and carotene and xanthophyll
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: vasoconstrictor: any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure
Broader: abstraction: a general concept formed by extracting common features from specific examples | Unrelated: detumescence: diminution of swelling; the subsidence of anything swollen