Real Dictionary

-eth in American English 1
-th2
suffix: an ending of the third person singular present indicative of verbs, now occurring only in archaic forms or used in solemn or poetic language

-eth in American English 2
forming the archaic 3d pers. sing., pres. indic., of verbs
suffix: var. of -th2, the ordinal suffix, used when the cardinal number ends in -y

-eth in British English 1
suffix: forming the archaic third person singular present indicative tense of verbs

-eth in British English 2
suffix forming ordinal numbers

Eth in American English
edh
abbreviation: Ethiopia
noun: a letter in the form of a crossed d, written đ or ð, used in Old English writing to represent both voiced and unvoiced th and in modern Icelandic and in phonetic alphabets to represent voiced th

eth in British English
abbreviation for: Ethiopia (international car registration)
noun

Eth. in British English
abbreviation for: Ethiopia(n)