synonym.js

var util = require('util');
var events = require('events');
var request = require('request'); //https://github.com/mikeal/request

var Wordnet = function(words){
  this.ret = [];
  this.words = words;
  this.url = "http://nymnym.heroku.com/word/";
  events.EventEmitter.call(this);
};
util.inherits(Wordnet,events.EventEmitter);

Wordnet.prototype.start = function(){
  var self = this;
  self.words.forEach(function(w,i){
    request({uri:self.url+encodeURI(w)},function(err,res,dt){
      if(err&&res.statuCode!=200) throw err;
      var obj = JSON.parse(dt);
      self.ret.push(obj);

      if(self.ret.length==self.words.length){
          self.emit('complete', self.ret);
      }
    });
  });
}

var wds = ["苺","豆乳","アイアンメイデン","FTP","道具","コンパイラ"];
var wn = new Wordnet(wds);
wn.on('complete',function(data){
  console.log(data);
});

wn.start();