词根:mers, merg = to dip, to plunge

  来自拉丁语的merg,mers意为to dip,to plunge。

  (*拉丁文mergere(=to sink,to dip),过去分词mersus。—— 英文字根字典)

同源词:

1. immerse(向内浸、浸湿im<in(=into) + mers(=dip,plunge))
 vt.sb/sth + in + sth 浸入;使深陷入;使埋首于;给...施浸礼
  immersion n.沉浸;专心;浸礼 cf. immerge (=immerse)
  He immersed himself in his studies to the detraction of his social life.他因埋头于学业而忽视了社交生活。

2. emerge
  v.出现;浮现;(事实、想法等)显现出来 *e<ex(=out)
  emergence n.显现,出现
  emergent adj.显现的,出现的;新兴的
  emergent countries of Africa 非洲的新兴国家
  The moon emerges from behind the clouds.月亮出现在云层后面。

3. emergency
  n.紧急情况,突然事件 *e<ex(=out)
  emergency power 紧急备用动力
  emergency exit/ fund 紧急出口/应急奖金
  emergency call 紧急呼叫
  emergency case/box 急救箱
  emergency measures 应急措施

4. submerge
  v.把...浸入水中;淹没;潜入水中 *sub(=under)
  submergence / submersion 淹没,浸没
  submersible adj.能潜入的

5. submerged
  adj.浸没的;浸在水中的;陷于贫困的;[海]水下的;水下运行的 *sub(=under)
  submerged at high tide 涨潮时被淹没的遇难船只
  submerged rocks 暗礁
  wreck that is submerged speed 水下行驶速度
  submerged tenth 社会的最底层

6. merge
  v.(使)合并;(使)渐渐消失
  merger n.(公司等的)合并
  mergence n.没入;消失
  The small banks were merged into one large organization. 那家小银行被并入一家大机构。
  His fear was gradually merged into curiosity. 他的恐惧逐渐被好奇心所代替。

7. immerge
  v.浸入;使陷入(沉没其中)《im- = into》