concomitant

名词 concomitant:

1. an event or situation that happens at the same time as or in connection with another
   同义词：accompaniment, attendant, co-occurrence

形容词 concomitant:

1. following as a consequence
   同义词：accompanying, attendant, incidental, incidental to

1. An accompanying thing or circumstance; a concomitant.
   伴随物伴随的事物或情况; 伴随物
2. Coinciding in tendency or effect; concomitant or accompanying.
   附属的在倾向或效果上相协调一致的; 附属的或随从的

con.com.i.tant

adj.（形容词）
Occurring or existing concurrently; attendant.See Synonyms at contemporary
伴随的：同时发生或共存的；相伴的参见 contemporary
n.（名词）
One that occurs or exists concurrently with another.
伴随物：与另一个同时发生或共存的事物

来源：
Late Latin concomit3ns concomitant- [present participle of] concomit3ro [to accompany]
后期拉丁语 concomit3ns concomitant- [] concomit3ro的现在分词 [伴随]
Latin com- [com-]
拉丁语 com- [前缀，表.共.]
Latin comit3ro [to accompany] from comes comit- [companion] * see ei-
拉丁语 comit3ro [伴随] 源自 comes comit- [伙伴] *参见 ei-

【引伸】
concom.itantly
adv.（副词）