Definitions from Wiktionary, a free dictionary

Contents 1 English 1.1 Etymology 1.2 Pronunciation 1.3 Adjective 1.4 Noun 1.4.1 Antonyms 1.4.2 Translations 1.5 Related terms 2 Latin 2.1 Adjective 2.2 Alternative spellings

[ English

[ Etymology

Comparative form, from Latin iuvenis

[ Pronunciation

• Rhymes: -uːniə(r)

[ Adjective

junior

1. younger.
   • 1939: P. G. Wodehouse, Uncle Fred in the Springtime

     The last man I met who was at school with me, though some years my junior, had a long white beard and no teeth.

2. of or pertaining to a third academic year in a high school or university.

[ Noun

Singular junior

Plural juniors

junior (plural juniors)

1. a younger person.

   four years his junior

2. a third-year student at a high school or university.
3. a name suffix used after a son's name when his father has thee same name. Abbreviation: Jr.

[ Antonyms

• senior

[ Translations

• Finnish: nuorempi

[ Related terms

• juvenile
• young
• youth

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[ Latin

[ Adjective

junior, junioris

Comparative form of iuvenis, young

1. younger

[ Alternative spellings

iunior