Word: octillion
Part of speech: Numeral
Syllables: oc
til
lion
Definition: A thousand trillion trillion, a billion billion billion: 1 followed by 27 zeros, 1027.
Morphemes:
Affix: oct-
Language: en
Meaning: eight
Affix: -illion
Language: en
PoS: Suffix
Meaning: Combined with Latin prefixes for names of integers in order to form names of powers of a million or of a thousand greater than 1,000,000. Thus we have the names billion, trillion, etc.