Denshi Jisho — Online Japanese dictionary

年中 ねんじゅう 1: whole year; all year round; throughout the year;
2: (Adverb) always; all the time
Common word, Noun 
年中 ねんちゅう 1: whole year; all year round; throughout the year;
2: (Noun) middle class (of a nursery school, etc.)
Noun 
年中 ねんぢゅう 1: whole year; all year round; throughout the year;
2: (Adverb) always; all the time
Noun 
年中行事 ねんじゅうぎょうじ annual function; annual event
Noun 
年中失言 ねんじゅうしつげん always saying the wrong thing
Noun 
年中無休 ねんじゅうむきゅう open every day of the year
Noun, No-adjective 
年中行事 ねんちゅうぎょうじ annual function; annual event
Noun 
年中行事 ねんぢゅうぎょうじ annual function; annual event
Noun 
年中発情期 ねんちゅうはつじょうき year-round mating season
Noun 

You can also

Look up kanji details for 年中.

Try a Yahoo Jisho search for 年中 .
Try a Goo Jisho search for 年中 .
Try a Google search for 年中 .