xi

Noun xi has 2 senses

• xi(n = noun.quantity) 11, eleven - the cardinal number that is the sum of ten and one;
is a kind of large integer

• xi(n = noun.communication) - the 14th letter of the Greek alphabet;
is a member of greek alphabet
is a kind of alphabetic character, letter, letter of the alphabet

Adjective xi has 1 sense

• xi(s = adj.all) 11, eleven - being one more than ten;