noun
the cardinal number that is the sum of eight and one (Freq. 6)
• Syn: ↑nine, ↑IX, ↑niner, ↑Nina from Carolina, ↑ennead
adjective
denoting a quantity consisting of one more than eight and one less than ten (Freq. 13)
• Similar to: ↑cardinal
Useful english dictionary. 2012.