1. The ordinal number of sixty in counting order
   - 60th

1. Position 60 in a countable series of things 
2. One part in sixty equal parts
   - one-sixtieth

Derived forms: sixtieths

See also: ordinal

Type of: common fraction, rank, simple fraction, vulgar fraction [Brit]

• genus Bufo
• genus Bulnesia
• genus Bumelia
• genus Bungarus
• genus Buphthalmum
• genus Burhinus
• genus Burmannia
• genus Burmeisteria
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• genus Butea
• genus Buteo
• genus Buxus
• genus Cabassous
• genus Cabomba
• genus Cacajao
• genus Cacalia
• genus Cacatua
• genus Cacicus
• genus Cadra
• genus Caenolestes
• genus Caesalpinia
• genus Caiman
• genus Cairina
• genus Cajanus
• genus Cakile