Tricenarian

Full definition of tricenarian

Adjective

1. Between the ages of 30 and 39. In one's fourth decade.

Noun

1. A person whose age is between thirty and thirty-nine years, inclusive; someone in his or her thirties. Someone in his or her fourth decade.

Coordinate terms

• denarian
• vicenarian
• quadragenarian
• quinquagenarian
• sexagenarian
• septuagenarian
• octogenarian
• nonagenarian
• centenarian