汉：-oid是形容词和名词后缀,意为“resembling,that which,person who”

英：word-forming element meaning "like, like that of, thing like a ______," from Latinized form of Greek -oeides, from eidos "form," related to idein "to see," eidenai "to know;" lit. "to see," from PIE *weid-es-, from root *weid- "to see, to know" (see vision). The -o- is connective or a stem vowel from the previous element.

1.anthropoid
adj.man-like 似人类的；类猿的
n.anthropoid animal 类人猿
Geneticists have found the gene to be common to all anthropoid.
遗传学家发现所有类人猿都具有这一基因。

2.asteroid
n.any of many small planets between the orbits of Mars and Jupiter.小行星
词根aster=star这个词根在另一篇文章里作了详细的讲解，如果想了解的话请在本站站内搜索或到英语词根那一栏目里找一下。
The largest of the asteroids can be seen on a standard telescope.
最大的小行星可以用普通望远镜观测到。

3.spheroid
n.body that is almost spheroid 椭球体，扁球体;spher=ball
The ball used in American football is not a spheroid at all.
美式足球中使用的球根本不是椭球体。

4.tabloid
n.samll size newspaper with many pictures,strip cartoons,etc.and with its news presented in simplified form.
(以轰动性报道为特点、文简图多的)小报；table=plank
Tabloids ran front page stories the next day on the former movie star's divorce.
第二天，小报在头版登载了这位前电影明星离婚的消息。

5.typhoid
n.infectious disease which attacks the intestines,caused by bacteria taken into the body with food or drink 伤寒症；typh=fog,stupor
Typhoid has killed over half a million Africans since 1993.
自1993年以来，伤寒症已经夺去了50万非洲人的生命。