2. The next in order after the twelfth.
3. (Mus.)
Defn: The interval comprising an octave and a sixth.
THIRTIETH
Thir"ti*eth, a. Etym: [From Thirty: cf. AS. þritigoedha.]
1. Next in order after the twenty-ninth; the tenth after the twentieth; — the ordinal of thirty; as, the thirtieth day of the month.
2. Constituting or being one of thirty equal parts into which anything is divided.
THIRTIETH
Thir"ti*eth, n.
Defn: The quotient of a unit divided by thirty; one of thirty equal parts.
THIRTY Thir"ty, a. Etym: [OE. thritty, AS. Þritig, Þrittig; akin to D. dertig, G. dreissig, Icel. Þrjatiu, Þrjatigi, Þrir teger, Goth. Þreis tigjus, i.e., three tens. See Three, and Ten, and cf. Thirteen.]
Defn: Being three times ten; consisting of one more than twenty-nine; twenty and ten; as, the month of June consists of thirty days.